CINXE.COM

<!DOCTYPE html><html lang="en"><head><meta charSet="utf-8"/><title>Pagination – SWR</title><meta name="robots" content="index,follow"/><meta property="og:title" content="Pagination – SWR"/><meta name="theme-color" content="#111" media="(prefers-color-scheme: dark)"/><meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover"/><style> :root { --nextra-primary-hue: 212deg; --nextra-navbar-height: 4rem; --nextra-menu-height: 3.75rem; --nextra-banner-height: 2.5rem; } .dark { --nextra-primary-hue: 204deg; } </style><link rel="apple-touch-icon" sizes="180x180" href="/favicon/apple-touch-icon.png"/><link rel="icon" type="image/png" sizes="32x32" href="/favicon/favicon-32x32.png"/><link rel="icon" type="image/png" sizes="16x16" href="/favicon/favicon-16x16.png"/><link rel="icon" type="image/svg+xml" href="/favicon/favicon.svg"/><link rel="manifest" href="/favicon/site.webmanifest"/><link rel="mask-icon" href="/favicon/safari-pinned-tab.svg" color="#000000"/><meta http-equiv="Content-Language" content="en-US, zh-CN, es-ES, fr-FR, pt-BR, ja, ko, ru"/><meta name="msapplication-TileColor" content="#ffffff"/><meta name="apple-mobile-web-app-title" content="SWR"/><meta name="description" content="SWR is a React Hooks library for data fetching. SWR first returns the data from cache (stale), then sends the fetch request (revalidate), and finally comes with the up-to-date data again."/><meta name="twitter:card" content="summary_large_image"/><meta name="twitter:site" content="@vercel"/><meta name="twitter:image" content="https://swr-card.vercel.app/?title=Pagination"/><meta property="og:title" content="Pagination – SWR"/><meta property="og:description" content="SWR is a React Hooks library for data fetching. SWR first returns the data from cache (stale), then sends the fetch request (revalidate), and finally comes with the up-to-date data again."/><meta property="og:image" content="https://swr-card.vercel.app/?title=Pagination"/><meta property="og:locale" content="en-US"/><meta property="og:locale:alternate" content="zh-CN"/><meta property="og:locale:alternate" content="es-ES"/><meta property="og:locale:alternate" content="fr-FR"/><meta property="og:locale:alternate" content="pt-BR"/><meta property="og:locale:alternate" content="ja"/><meta property="og:locale:alternate" content="ko"/><meta property="og:locale:alternate" content="ru"/><meta name="next-head-count" content="31"/><link rel="preload" href="/_next/static/css/5bb23f7ed3490cda.css" as="style"/><link rel="stylesheet" href="/_next/static/css/5bb23f7ed3490cda.css" data-n-g=""/><noscript data-n-css=""></noscript><script defer="" nomodule="" src="/_next/static/chunks/polyfills-42372ed130431b0a.js"></script><script src="/_next/static/chunks/webpack-dd8919a572f3efbe.js" defer=""></script><script src="/_next/static/chunks/framework-6603b6fce1ea64cf.js" defer=""></script><script src="/_next/static/chunks/main-52a93ce2f83115fb.js" defer=""></script><script src="/_next/static/chunks/pages/_app-db557af0889ff313.js" defer=""></script><script src="/_next/static/chunks/3017-35272999633c1900.js" defer=""></script><script src="/_next/static/chunks/8110-62f1f364039ba8fb.js" defer=""></script><script src="/_next/static/chunks/pages/docs/pagination.en-US-67bc18b50b3da8f5.js" defer=""></script><script src="/_next/static/xi0EhUA-Oj8zVMxoNbSFs/_buildManifest.js" defer=""></script><script src="/_next/static/xi0EhUA-Oj8zVMxoNbSFs/_ssgManifest.js" defer=""></script></head><body><a href="#reach-skip-nav" class="nx-sr-only focus:nx-not-sr-only focus:nx-fixed focus:nx-z-50 focus:nx-m-3 focus:nx-ml-4 focus:nx-h-[calc(var(--nextra-navbar-height)-1.5rem)] focus:nx-rounded-lg focus:nx-border focus:nx-px-3 focus:nx-py-2 focus:nx-align-middle focus:nx-text-sm focus:nx-font-bold focus:nx-text-gray-900 focus:dark:nx-text-gray-100 focus:nx-bg-white focus:dark:nx-bg-neutral-900 focus:nx-border-neutral-400 focus:dark:nx-border-neutral-800" data-reach-skip-link="">Skip to content</a><div id="__next"><script>!function(){try{var d=document.documentElement,c=d.classList;c.remove('light','dark');var e=localStorage.getItem('theme');if('system'===e||(!e&&true)){var t='(prefers-color-scheme: dark)',m=window.matchMedia(t);if(m.media!==t||m.matches){d.style.colorScheme = 'dark';c.add('dark')}else{d.style.colorScheme = 'light';c.add('light')}}else if(e){c.add(e|| '')}if(e==='light'||e==='dark')d.style.colorScheme=e}catch(e){}}()</script><div dir="ltr"><script>document.documentElement.setAttribute('dir','ltr')</script><div class="nextra-nav-container nx-sticky nx-top-0 nx-z-20 nx-w-full nx-bg-transparent print:nx-hidden"><div class="nextra-nav-container-blur nx-pointer-events-none nx-absolute nx-z-[-1] nx-h-full nx-w-full nx-bg-white dark:nx-bg-dark nx-shadow-[0_2px_4px_rgba(0,0,0,.02),0_1px_0_rgba(0,0,0,.06)] dark:nx-shadow-[0_-1px_0_rgba(255,255,255,.1)_inset] contrast-more:nx-shadow-[0_0_0_1px_#000] contrast-more:dark:nx-shadow-[0_0_0_1px_#fff]"></div><nav class="nx-mx-auto nx-flex nx-h-[var(--nextra-navbar-height)] nx-max-w-[90rem] nx-items-center nx-justify-end nx-gap-2 nx-pl-[max(env(safe-area-inset-left),1.5rem)] nx-pr-[max(env(safe-area-inset-right),1.5rem)]"><a class="nx-flex nx-items-center hover:nx-opacity-75 ltr:nx-mr-auto rtl:nx-ml-auto" href="/"><svg height="12" viewBox="0 0 291 69" fill="none"><path d="M0 36.53c.07 17.6 14.4 32.01 32.01 32.01a32.05 32.05 0 0032.01-32V32a13.2 13.2 0 0123.4-8.31h20.7A32.07 32.07 0 0077.2 0a32.05 32.05 0 00-32 32.01v4.52A13.2 13.2 0 0132 49.71a13.2 13.2 0 01-13.18-13.18 3.77 3.77 0 00-3.77-3.77H3.76A3.77 3.77 0 000 36.53zM122.49 68.54a32.14 32.14 0 01-30.89-23.7h20.67a13.16 13.16 0 0023.4-8.3V32A32.05 32.05 0 01167.68 0c17.43 0 31.64 14 32 31.33l.1 5.2a13.2 13.2 0 0023.4 8.31h20.7a32.07 32.07 0 01-30.91 23.7c-17.61 0-31.94-14.42-32.01-32l-.1-4.7v-.2a13.2 13.2 0 00-13.18-12.81 13.2 13.2 0 00-13.18 13.18v4.52a32.05 32.05 0 01-32.01 32.01zM247.94 23.7a13.16 13.16 0 0123.4 8.31 3.77 3.77 0 003.77 3.77h11.3a3.77 3.77 0 003.76-3.77A32.05 32.05 0 00258.16 0a32.07 32.07 0 00-30.92 23.7h20.7z" fill="currentColor"></path></svg>SWR</a><a class="nx-text-sm contrast-more:nx-text-gray-700 contrast-more:dark:nx-text-gray-100 nx-relative -nx-ml-2 nx-hidden nx-whitespace-nowrap nx-p-2 md:nx-inline-block nx-font-medium nx-subpixel-antialiased" aria-current="true" href="/docs/getting-started">DocsDocs</a><a class="nx-text-sm contrast-more:nx-text-gray-700 contrast-more:dark:nx-text-gray-100 nx-relative -nx-ml-2 nx-hidden nx-whitespace-nowrap nx-p-2 md:nx-inline-block nx-text-gray-600 hover:nx-text-gray-800 dark:nx-text-gray-400 dark:hover:nx-text-gray-200" aria-current="false" href="/examples/basic">ExamplesExamples</a><a class="nx-text-sm contrast-more:nx-text-gray-700 contrast-more:dark:nx-text-gray-100 nx-relative -nx-ml-2 nx-hidden nx-whitespace-nowrap nx-p-2 md:nx-inline-block nx-text-gray-600 hover:nx-text-gray-800 dark:nx-text-gray-400 dark:hover:nx-text-gray-200" aria-current="false" href="/blog">BlogBlog</a><div class="nextra-search nx-relative md:nx-w-64 nx-hidden md:nx-inline-block mx-min-w-[200px]"><div class="nx-relative nx-flex nx-items-center nx-text-gray-900 contrast-more:nx-text-gray-800 dark:nx-text-gray-300 contrast-more:dark:nx-text-gray-300"><input spellcheck="false" class="nx-block nx-w-full nx-appearance-none nx-rounded-lg nx-px-3 nx-py-2 nx-transition-colors nx-text-base nx-leading-tight md:nx-text-sm nx-bg-black/[.05] dark:nx-bg-gray-50/10 focus:nx-bg-white dark:focus:nx-bg-dark placeholder:nx-text-gray-500 dark:placeholder:nx-text-gray-400 contrast-more:nx-border contrast-more:nx-border-current" type="search" placeholder="Search documentation..." value=""/></div></div><a href="https://github.com/vercel/swr" target="_blank" rel="noreferrer" class="nx-p-2 nx-text-current"><svg width="24" height="24" fill="currentColor" viewBox="3 3 18 18"><title>GitHub</title><path d="M12 3C7.0275 3 3 7.12937 3 12.2276C3 16.3109 5.57625 19.7597 9.15374 20.9824C9.60374 21.0631 9.77249 20.7863 9.77249 20.5441C9.77249 20.3249 9.76125 19.5982 9.76125 18.8254C7.5 19.2522 6.915 18.2602 6.735 17.7412C6.63375 17.4759 6.19499 16.6569 5.8125 16.4378C5.4975 16.2647 5.0475 15.838 5.80124 15.8264C6.51 15.8149 7.01625 16.4954 7.18499 16.7723C7.99499 18.1679 9.28875 17.7758 9.80625 17.5335C9.885 16.9337 10.1212 16.53 10.38 16.2993C8.3775 16.0687 6.285 15.2728 6.285 11.7432C6.285 10.7397 6.63375 9.9092 7.20749 9.26326C7.1175 9.03257 6.8025 8.08674 7.2975 6.81794C7.2975 6.81794 8.05125 6.57571 9.77249 7.76377C10.4925 7.55615 11.2575 7.45234 12.0225 7.45234C12.7875 7.45234 13.5525 7.55615 14.2725 7.76377C15.9937 6.56418 16.7475 6.81794 16.7475 6.81794C17.2424 8.08674 16.9275 9.03257 16.8375 9.26326C17.4113 9.9092 17.76 10.7281 17.76 11.7432C17.76 15.2843 15.6563 16.0687 13.6537 16.2993C13.98 16.5877 14.2613 17.1414 14.2613 18.0065C14.2613 19.2407 14.25 20.2326 14.25 20.5441C14.25 20.7863 14.4188 21.0746 14.8688 20.9824C16.6554 20.364 18.2079 19.1866 19.3078 17.6162C20.4077 16.0457 20.9995 14.1611 21 12.2276C21 7.12937 16.9725 3 12 3Z"></path></svg>GitHub (opens in a new tab)</a><button type="button" aria-label="Menu" class="nextra-hamburger -nx-mr-2 nx-rounded nx-p-2 active:nx-bg-gray-400/20 md:nx-hidden"><svg fill="none" width="24" height="24" viewBox="0 0 24 24" stroke="currentColor" class=""><g><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16"></path></g><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 12h16"></path><g><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 18h16"></path></g></svg></button></nav></div><div class="nx-mx-auto nx-flex nx-max-w-[90rem]"><div class="motion-reduce:nx-transition-none [transition:background-color_1.5s_ease] nx-bg-transparent"></div><aside class="nextra-sidebar-container nx-flex nx-flex-col md:nx-top-16 md:nx-shrink-0 motion-reduce:nx-transform-none nx-transform-gpu nx-transition-all nx-ease-in-out print:nx-hidden md:nx-w-64 md:nx-sticky md:nx-self-start max-md:[transform:translate3d(0,-100%,0)]"><div class="nx-px-4 nx-pt-4 md:nx-hidden"><div class="nextra-search nx-relative md:nx-w-64"><div class="nx-relative nx-flex nx-items-center nx-text-gray-900 contrast-more:nx-text-gray-800 dark:nx-text-gray-300 contrast-more:dark:nx-text-gray-300"><input spellcheck="false" class="nx-block nx-w-full nx-appearance-none nx-rounded-lg nx-px-3 nx-py-2 nx-transition-colors nx-text-base nx-leading-tight md:nx-text-sm nx-bg-black/[.05] dark:nx-bg-gray-50/10 focus:nx-bg-white dark:focus:nx-bg-dark placeholder:nx-text-gray-500 dark:placeholder:nx-text-gray-400 contrast-more:nx-border contrast-more:nx-border-current" type="search" placeholder="Search documentation..." value=""/></div></div></div><div class="nx-overflow-y-auto nx-overflow-x-hidden nx-p-4 nx-grow md:nx-h-[calc(100vh-var(--nextra-navbar-height)-var(--nextra-menu-height))] nextra-scrollbar"><div class="nx-transform-gpu nx-overflow-hidden nx-transition-all nx-ease-in-out motion-reduce:nx-transition-none"><div class="nx-transition-opacity nx-duration-500 nx-ease-in-out motion-reduce:nx-transition-none nx-opacity-100"><ul class="nx-flex nx-flex-col nx-gap-1 max-md:nx-hidden"><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/getting-started">Getting Started</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/api">API</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/global-configuration">Global Configuration</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/data-fetching">Data Fetching</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/revalidation">Auto Revalidation</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/arguments">Arguments</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/mutation">Mutation & Revalidation</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/error-handling">Error Handling</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/conditional-fetching">Conditional Data Fetching</a></li><li class="nx-flex nx-flex-col nx-gap-1 active"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-bg-primary-100 nx-font-semibold nx-text-primary-800 dark:nx-bg-primary-400/10 dark:nx-text-primary-600 contrast-more:nx-border-primary-500 contrast-more:dark:nx-border-primary-500" href="/docs/pagination">Pagination</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/subscription">Subscription</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/prefetching">Prefetching</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/with-nextjs">Next.js SSG and SSR</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/typescript">TypeScript</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/suspense">Suspense</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/middleware">Middleware</a></li><li class="open"><button class="nx-items-center nx-justify-between nx-gap-2 nx-text-left nx-w-full nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">Advanced<svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-h-[18px] nx-min-w-[18px] nx-rounded-sm nx-p-0.5 hover:nx-bg-gray-800/5 dark:hover:nx-bg-gray-100/5"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7" class="nx-origin-center nx-transition-transform rtl:-nx-rotate-180 ltr:nx-rotate-90 rtl:nx-rotate-[-270deg]"></path></svg></button><div class="nx-transform-gpu nx-overflow-hidden nx-transition-all nx-ease-in-out motion-reduce:nx-transition-none"><div class="nx-transition-opacity nx-duration-500 nx-ease-in-out motion-reduce:nx-transition-none nx-opacity-100 ltr:nx-pr-0 rtl:nx-pl-0 nx-pt-1"><ul class="nx-flex nx-flex-col nx-gap-1 nx-relative before:nx-absolute before:nx-inset-y-1 before:nx-w-px before:nx-bg-gray-200 before:nx-content-[""] dark:before:nx-bg-neutral-800 ltr:nx-pl-3 ltr:before:nx-left-0 rtl:nx-pr-3 rtl:before:nx-right-0 ltr:nx-ml-3 rtl:nx-mr-3"><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/understanding">Understanding SWR</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/cache">Cache</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/performance">Performance</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/react-native">React Native</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/devtools">Developer Tools</a></li></ul></div></div></li><li class="nx-flex nx-flex-col nx-gap-1"><a href="https://github.com/vercel/swr/releases" target="_blank" rel="noreferrer" class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">Change Log (opens in a new tab)</a></li></ul></div></div><ul class="nx-flex nx-flex-col nx-gap-1 md:nx-hidden"><li class="open"><button class="nx-items-center nx-justify-between nx-gap-2 nx-text-left nx-w-full nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">Docs<svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-h-[18px] nx-min-w-[18px] nx-rounded-sm nx-p-0.5 hover:nx-bg-gray-800/5 dark:hover:nx-bg-gray-100/5"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7" class="nx-origin-center nx-transition-transform rtl:-nx-rotate-180 ltr:nx-rotate-90 rtl:nx-rotate-[-270deg]"></path></svg></button><div class="nx-transform-gpu nx-overflow-hidden nx-transition-all nx-ease-in-out motion-reduce:nx-transition-none"><div class="nx-transition-opacity nx-duration-500 nx-ease-in-out motion-reduce:nx-transition-none nx-opacity-100 ltr:nx-pr-0 rtl:nx-pl-0 nx-pt-1"><ul class="nx-flex nx-flex-col nx-gap-1 nx-relative before:nx-absolute before:nx-inset-y-1 before:nx-w-px before:nx-bg-gray-200 before:nx-content-[""] dark:before:nx-bg-neutral-800 ltr:nx-pl-3 ltr:before:nx-left-0 rtl:nx-pr-3 rtl:before:nx-right-0 ltr:nx-ml-3 rtl:nx-mr-3"><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/getting-started">Getting Started</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/api">API</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/global-configuration">Global Configuration</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/data-fetching">Data Fetching</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/revalidation">Auto Revalidation</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/arguments">Arguments</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/mutation">Mutation & Revalidation</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/error-handling">Error Handling</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/conditional-fetching">Conditional Data Fetching</a></li><li class="nx-flex nx-flex-col nx-gap-1 active"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-bg-primary-100 nx-font-semibold nx-text-primary-800 dark:nx-bg-primary-400/10 dark:nx-text-primary-600 contrast-more:nx-border-primary-500 contrast-more:dark:nx-border-primary-500" href="/docs/pagination">Pagination</a><ul class="nx-flex nx-flex-col nx-gap-1 nx-relative before:nx-absolute before:nx-inset-y-1 before:nx-w-px before:nx-bg-gray-200 before:nx-content-[""] dark:before:nx-bg-neutral-800 ltr:nx-pl-3 ltr:before:nx-left-0 rtl:nx-pr-3 rtl:before:nx-right-0 ltr:nx-ml-3 rtl:nx-mr-3"><li><a href="#when-to-use-useswr" class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-flex nx-gap-2 before:nx-opacity-25 before:nx-content-["#"] nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">When to Use useSWR</a></li><li><a href="#useswrinfinite" class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-flex nx-gap-2 before:nx-opacity-25 before:nx-content-["#"] nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">useSWRInfinite</a></li></ul></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/subscription">Subscription</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/prefetching">Prefetching</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/with-nextjs">Next.js SSG and SSR</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/typescript">TypeScript</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/suspense">Suspense</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/middleware">Middleware</a></li><li class=""><button class="nx-items-center nx-justify-between nx-gap-2 nx-text-left nx-w-full nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">Advanced<svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-h-[18px] nx-min-w-[18px] nx-rounded-sm nx-p-0.5 hover:nx-bg-gray-800/5 dark:hover:nx-bg-gray-100/5"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7" class="nx-origin-center nx-transition-transform rtl:-nx-rotate-180"></path></svg></button><div class="nx-transform-gpu nx-overflow-hidden nx-transition-all nx-ease-in-out motion-reduce:nx-transition-none" style="height:0"><div class="nx-transition-opacity nx-duration-500 nx-ease-in-out motion-reduce:nx-transition-none nx-opacity-0 ltr:nx-pr-0 rtl:nx-pl-0 nx-pt-1"><ul class="nx-flex nx-flex-col nx-gap-1 nx-relative before:nx-absolute before:nx-inset-y-1 before:nx-w-px before:nx-bg-gray-200 before:nx-content-[""] dark:before:nx-bg-neutral-800 ltr:nx-pl-3 ltr:before:nx-left-0 rtl:nx-pr-3 rtl:before:nx-right-0 ltr:nx-ml-3 rtl:nx-mr-3"><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/understanding">Understanding SWR</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/cache">Cache</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/performance">Performance</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/react-native">React Native</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/docs/advanced/devtools">Developer Tools</a></li></ul></div></div></li><li class="nx-flex nx-flex-col nx-gap-1"><a href="https://github.com/vercel/swr/releases" target="_blank" rel="noreferrer" class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">Change Log (opens in a new tab)</a></li></ul></div></div></li><li class="open"><button class="nx-items-center nx-justify-between nx-gap-2 nx-text-left nx-w-full nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50">Examples<svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-h-[18px] nx-min-w-[18px] nx-rounded-sm nx-p-0.5 hover:nx-bg-gray-800/5 dark:hover:nx-bg-gray-100/5"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7" class="nx-origin-center nx-transition-transform rtl:-nx-rotate-180 ltr:nx-rotate-90 rtl:nx-rotate-[-270deg]"></path></svg></button><div class="nx-transform-gpu nx-overflow-hidden nx-transition-all nx-ease-in-out motion-reduce:nx-transition-none"><div class="nx-transition-opacity nx-duration-500 nx-ease-in-out motion-reduce:nx-transition-none nx-opacity-100 ltr:nx-pr-0 rtl:nx-pl-0 nx-pt-1"><ul class="nx-flex nx-flex-col nx-gap-1 nx-relative before:nx-absolute before:nx-inset-y-1 before:nx-w-px before:nx-bg-gray-200 before:nx-content-[""] dark:before:nx-bg-neutral-800 ltr:nx-pl-3 ltr:before:nx-left-0 rtl:nx-pr-3 rtl:before:nx-right-0 ltr:nx-ml-3 rtl:nx-mr-3"><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/examples/basic">Basic Usage</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/examples/auth">Authentication</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/examples/optimistic-ui">Optimistic UI</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/examples/infinite-loading">Infinite Loading</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/examples/error-handling">Error Handling</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/examples/ssr">Next.js SSR</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/examples/subscription">Subscription</a></li></ul></div></div></li><li class="open"><a class="nx-items-center nx-justify-between nx-gap-2 nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/blog">Blog<svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-h-[18px] nx-min-w-[18px] nx-rounded-sm nx-p-0.5 hover:nx-bg-gray-800/5 dark:hover:nx-bg-gray-100/5"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7" class="nx-origin-center nx-transition-transform rtl:-nx-rotate-180 ltr:nx-rotate-90 rtl:nx-rotate-[-270deg]"></path></svg></a><div class="nx-transform-gpu nx-overflow-hidden nx-transition-all nx-ease-in-out motion-reduce:nx-transition-none"><div class="nx-transition-opacity nx-duration-500 nx-ease-in-out motion-reduce:nx-transition-none nx-opacity-100 ltr:nx-pr-0 rtl:nx-pl-0 nx-pt-1"><ul class="nx-flex nx-flex-col nx-gap-1 nx-relative before:nx-absolute before:nx-inset-y-1 before:nx-w-px before:nx-bg-gray-200 before:nx-content-[""] dark:before:nx-bg-neutral-800 ltr:nx-pl-3 ltr:before:nx-left-0 rtl:nx-pr-3 rtl:before:nx-right-0 ltr:nx-ml-3 rtl:nx-mr-3"><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/blog/swr-v2">Announcing SWR 2.0</a></li><li class="nx-flex nx-flex-col nx-gap-1"><a class="nx-flex nx-rounded nx-px-2 nx-py-1.5 nx-text-sm nx-transition-colors [word-break:break-word] nx-cursor-pointer [-webkit-tap-highlight-color:transparent] [-webkit-touch-callout:none] contrast-more:nx-border nx-text-gray-500 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:nx-text-neutral-500 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 contrast-more:nx-text-gray-900 contrast-more:dark:nx-text-gray-50 contrast-more:nx-border-transparent contrast-more:hover:nx-border-gray-900 contrast-more:dark:hover:nx-border-gray-50" href="/blog/swr-v1">Announcing SWR 1.0</a></li></ul></div></div></li></ul></div><div class="nx-sticky nx-bottom-0 nx-bg-white dark:nx-bg-dark nx-mx-4 nx-py-4 nx-shadow-[0_-12px_16px_#fff] nx-flex nx-items-center nx-gap-2 dark:nx-border-neutral-800 dark:nx-shadow-[0_-12px_16px_#111] contrast-more:nx-border-neutral-400 contrast-more:nx-shadow-none contrast-more:dark:nx-shadow-none nx-justify-end nx-border-t" data-toggle-animation="off"><button title="Change language" class="nx-h-7 nx-rounded-md nx-px-2 nx-text-left nx-text-xs nx-font-medium nx-text-gray-600 nx-transition-colors dark:nx-text-gray-400 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50 nx-grow" id="headlessui-listbox-button-:R2fjcm:" type="button" aria-haspopup="listbox" aria-expanded="false" data-headlessui-state=""><svg viewBox="2 2 16 16" width="12" height="12" fill="currentColor"><path fill-rule="evenodd" d="M4.083 9h1.946c.089-1.546.383-2.97.837-4.118A6.004 6.004 0 004.083 9zM10 2a8 8 0 100 16 8 8 0 000-16zm0 2c-.076 0-.232.032-.465.262-.238.234-.497.623-.737 1.182-.389.907-.673 2.142-.766 3.556h3.936c-.093-1.414-.377-2.649-.766-3.556-.24-.56-.5-.948-.737-1.182C10.232 4.032 10.076 4 10 4zm3.971 5c-.089-1.546-.383-2.97-.837-4.118A6.004 6.004 0 0115.917 9h-1.946zm-2.003 2H8.032c.093 1.414.377 2.649.766 3.556.24.56.5.948.737 1.182.233.23.389.262.465.262.076 0 .232-.032.465-.262.238-.234.498-.623.737-1.182.389-.907.673-2.142.766-3.556zm1.166 4.118c.454-1.147.748-2.572.837-4.118h1.946a6.004 6.004 0 01-2.783 4.118zm-6.268 0C6.412 13.97 6.118 12.546 6.03 11H4.083a6.004 6.004 0 002.783 4.118z" clip-rule="evenodd"></path></svg>English</button><div class=""><button title="Change theme" class="nx-h-7 nx-rounded-md nx-px-2 nx-text-left nx-text-xs nx-font-medium nx-text-gray-600 nx-transition-colors dark:nx-text-gray-400 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50" id="headlessui-listbox-button-:R2njcm:" type="button" aria-haspopup="listbox" aria-expanded="false" data-headlessui-state=""><div class="nx-flex nx-items-center nx-gap-2 nx-capitalize"><svg fill="none" viewBox="3 3 18 18" width="12" height="12" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" fill="currentColor" d="M12 3v1m0 16v1m9-9h-1M4 12H3m15.364 6.364l-.707-.707M6.343 6.343l-.707-.707m12.728 0l-.707.707M6.343 17.657l-.707.707M16 12a4 4 0 11-8 0 4 4 0 018 0z"></path></svg>Light</div></button></div></div></aside><nav class="nextra-toc nx-order-last nx-hidden nx-w-64 nx-shrink-0 xl:nx-block print:nx-hidden nx-px-4" aria-label="table of contents"><div class="nextra-scrollbar nx-sticky nx-top-16 nx-overflow-y-auto nx-pr-4 nx-pt-6 nx-text-sm [hyphens:auto] nx-max-h-[calc(100vh-var(--nextra-navbar-height)-env(safe-area-inset-bottom))] ltr:-nx-mr-4 rtl:-nx-ml-4">On This Page<ul><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#when-to-use-useswr" class="nx-font-semibold nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">When to Use useSWR</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#pagination" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Pagination</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#infinite-loading" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Infinite Loading</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#advanced-cases" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Advanced Cases</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#useswrinfinite" class="nx-font-semibold nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">useSWRInfinite</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#api" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">API</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#parameters" class="ltr:nx-pl-8 rtl:nx-pr-8 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Parameters</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#return-values" class="ltr:nx-pl-8 rtl:nx-pr-8 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Return Values</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#example-1-index-based-paginated-api" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Example 1: Index Based Paginated API</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#example-2-cursor-or-offset-based-paginated-api" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Example 2: Cursor or Offset Based Paginated API</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#parallel-fetching-mode" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Parallel Fetching Mode</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#revalidate-specific-pages" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Revalidate Specific Pages</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#global-mutate-with-useswrinfinite" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Global Mutate with useSWRInfinite</a></li><li class="nx-my-2 nx-scroll-my-6 nx-scroll-py-6"><a href="#advanced-features" class="ltr:nx-pl-4 rtl:nx-pr-4 nx-inline-block nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-300 contrast-more:nx-text-gray-900 contrast-more:nx-underline contrast-more:dark:nx-text-gray-50 nx-w-full nx-break-words">Advanced Features</a></li></ul><div class="nx-mt-8 nx-border-t nx-bg-white nx-pt-8 nx-shadow-[0_-12px_16px_white] dark:nx-bg-dark dark:nx-shadow-[0_-12px_16px_#111] nx-sticky nx-bottom-0 nx-flex nx-flex-col nx-items-start nx-gap-2 nx-pb-8 dark:nx-border-neutral-800 contrast-more:nx-border-t contrast-more:nx-border-neutral-400 contrast-more:nx-shadow-none contrast-more:dark:nx-border-neutral-400"><a href="https://github.com/vercel/swr-site/issues/new?title=Feedback%20for%20%E2%80%9CPagination%E2%80%9D&labels=feedback" target="_blank" rel="noreferrer" class="nx-text-xs nx-font-medium nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-100 contrast-more:nx-text-gray-800 contrast-more:dark:nx-text-gray-50">Question? Give us feedback → (opens in a new tab)</a><a class="nx-text-xs nx-font-medium nx-text-gray-500 hover:nx-text-gray-900 dark:nx-text-gray-400 dark:hover:nx-text-gray-100 contrast-more:nx-text-gray-800 contrast-more:dark:nx-text-gray-50" href="https://github.com/vercel/swr-site/blob/main/pages/docs/pagination.en-US.mdx">Edit this page on GitHub →</a></div></div></nav><div id="reach-skip-nav"></div><article class="nx-w-full nx-break-words nextra-content nx-flex nx-min-h-[calc(100vh-var(--nextra-navbar-height))] nx-min-w-0 nx-justify-center nx-pb-8 nx-pr-[calc(env(safe-area-inset-right)-1.5rem)]"><main class="nx-w-full nx-min-w-0 nx-max-w-6xl nx-px-6 nx-pt-4 md:nx-px-12"><div class="nextra-breadcrumb nx-mt-1.5 nx-flex nx-items-center nx-gap-1 nx-overflow-hidden nx-text-sm nx-text-gray-500 contrast-more:nx-text-current"><div class="nx-whitespace-nowrap nx-transition-colors nx-min-w-[24px] nx-overflow-hidden nx-text-ellipsis" title="Docs">Docs</div><svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-w-3.5 nx-shrink-0"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7"></path></svg><div class="nx-whitespace-nowrap nx-transition-colors nx-font-medium nx-text-gray-700 contrast-more:nx-font-bold contrast-more:nx-text-current dark:nx-text-gray-400 contrast-more:dark:nx-text-current" title="Pagination">Pagination</div></div><h1 class="nx-mt-2 nx-text-4xl nx-font-bold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100">Pagination</h1> <div class="nextra-callout nx-overflow-x-auto nx-mt-6 nx-flex nx-rounded-lg nx-border nx-py-2 ltr:nx-pr-4 rtl:nx-pl-4 contrast-more:nx-border-current contrast-more:dark:nx-border-current nx-border-orange-100 nx-bg-orange-50 nx-text-orange-800 dark:nx-border-orange-400/30 dark:nx-bg-orange-400/20 dark:nx-text-orange-300"><div class="nx-select-none nx-text-xl ltr:nx-pl-3 ltr:nx-pr-2 rtl:nx-pr-3 rtl:nx-pl-2" style="font-family:"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"">✅</div><div class="nx-w-full nx-min-w-0 nx-leading-7">Please update to the latest version (≥ 0.3.0) to use this API. The previous <code>useSWRPages</code> API is now deprecated.</div></div> SWR provides a dedicated API <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> to support common UI patterns such as pagination and infinite loading. <h2 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-10 nx-border-b nx-pb-1 nx-text-3xl nx-border-neutral-200/70 contrast-more:nx-border-neutral-400 dark:nx-border-primary-100/10 contrast-more:dark:nx-border-neutral-400">When to Use <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code><a href="#when-to-use-useswr" class="subheading-anchor" aria-label="Permalink for this section"></a></h2> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Pagination<a href="#pagination" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> First of all, we might NOT need <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> but can use just <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code> if we are building something like this:  <div class="mt-8"><svg viewBox="0 0 769 356" fill="none" class="invert-on-dark"><path d="M5 0.5H763C765.485 0.5 767.5 2.51472 767.5 5V351C767.5 353.485 765.485 355.5 763 355.5H5.00002C2.51473 355.5 0.5 353.485 0.5 351V5C0.5 2.51472 2.51472 0.5 5 0.5Z" fill="white" stroke="#EEEEEE"></path><path d="M1 288H769" stroke="#E5E5E5"></path><path d="M21 26H747V40H21V26Z" fill="#E5E5E5"></path><path d="M21 70H747V84H21V70Z" fill="#E5E5E5"></path><path d="M21 114H747V128H21V114Z" fill="#E5E5E5"></path><path d="M21 158H747V172H21V158Z" fill="#E5E5E5"></path><path d="M21 202H747V216H21V202Z" fill="#E5E5E5"></path><path d="M21 246H747V260H21V246Z" fill="#E5E5E5"></path><rect x="21.5" y="306.5" width="69" height="31" rx="2.5" fill="#FAFAFA" stroke="#D3D3D3"></rect><path d="M40.82 327.055L41.587 326.288L39.0259 323.736H45.7163V322.628H39.0259L41.587 320.067L40.82 319.308L36.9464 323.182L40.82 327.055ZM51.3455 327H52.6623V323.932H54.4521C56.4762 323.932 57.4776 322.709 57.4776 321.098C57.4776 319.491 56.4847 318.273 54.4563 318.273H51.3455V327ZM52.6623 322.815V319.402H54.3157C55.6197 319.402 56.1523 320.109 56.1523 321.098C56.1523 322.087 55.6197 322.815 54.3327 322.815H52.6623ZM58.919 327H60.1932V323.003C60.1932 322.146 60.8537 321.528 61.7571 321.528C62.0213 321.528 62.3196 321.575 62.4219 321.605V320.386C62.294 320.369 62.0426 320.357 61.8807 320.357C61.1136 320.357 60.4574 320.791 60.2188 321.494H60.1506V320.455H58.919V327ZM66.1112 327.132C67.5387 327.132 68.5487 326.429 68.8384 325.364L67.6325 325.146C67.4023 325.764 66.8484 326.08 66.1239 326.08C65.033 326.08 64.3001 325.372 64.266 324.111H68.9194V323.659C68.9194 321.294 67.5046 320.369 66.0217 320.369C64.1978 320.369 62.9961 321.759 62.9961 323.77C62.9961 325.803 64.1808 327.132 66.1112 327.132ZM64.2702 323.156C64.3214 322.227 64.9947 321.422 66.0302 321.422C67.0188 321.422 67.6665 322.155 67.6708 323.156H64.2702ZM75.8974 320.455H74.5295L72.8761 325.491H72.8079L71.1502 320.455H69.7823L72.1602 327H73.5238L75.8974 320.455Z" fill="#454545"></path><rect x="307.5" y="306.5" width="69" height="31" rx="2.5" fill="#FAFAFA" stroke="#D3D3D3"></rect><path d="M329.225 318.273H327.922V324.682H327.841L323.4 318.273H322.181V327H323.498V320.599H323.579L328.015 327H329.225V318.273ZM333.865 327.132C335.293 327.132 336.303 326.429 336.592 325.364L335.386 325.146C335.156 325.764 334.602 326.08 333.878 326.08C332.787 326.08 332.054 325.372 332.02 324.111H336.673V323.659C336.673 321.294 335.259 320.369 333.776 320.369C331.952 320.369 330.75 321.759 330.75 323.77C330.75 325.803 331.935 327.132 333.865 327.132ZM332.024 323.156C332.075 322.227 332.749 321.422 333.784 321.422C334.773 321.422 335.42 322.155 335.425 323.156H332.024ZM338.94 320.455H337.543L339.554 323.727L337.517 327H338.915L340.385 324.554L341.859 327H343.253L341.195 323.727L343.236 320.455H341.842L340.385 323.003L338.94 320.455ZM347.599 320.455H346.257V318.886H344.983V320.455H344.024V321.477H344.983V325.342C344.979 326.531 345.886 327.107 346.892 327.085C347.297 327.081 347.57 327.004 347.719 326.949L347.489 325.896C347.403 325.913 347.246 325.952 347.041 325.952C346.628 325.952 346.257 325.815 346.257 325.078V321.477H347.599V320.455ZM357.724 327.055L361.598 323.182L357.724 319.308L356.957 320.075L359.518 322.628H352.828V323.736H359.518L356.957 326.293L357.724 327.055Z" fill="#454545"></path><path d="M281.098 322.03C281.563 322.03 281.951 321.651 281.951 321.178C281.951 320.713 281.563 320.33 281.098 320.33C280.63 320.33 280.246 320.713 280.246 321.178C280.246 321.651 280.63 322.03 281.098 322.03ZM284.497 322.03C284.961 322.03 285.349 321.651 285.349 321.178C285.349 320.713 284.961 320.33 284.497 320.33C284.028 320.33 283.645 320.713 283.645 321.178C283.645 321.651 284.028 322.03 284.497 322.03ZM287.895 322.03C288.36 322.03 288.748 321.651 288.748 321.178C288.748 320.713 288.36 320.33 287.895 320.33C287.426 320.33 287.043 320.713 287.043 321.178C287.043 321.651 287.426 322.03 287.895 322.03Z" fill="black"></path><rect x="103.5" y="306.5" width="44" height="31" rx="2.5" fill="#FAFAFA" stroke="#D3D3D3"></rect><path d="M126.653 318.273H125.37L123.193 319.696V320.957L125.281 319.594H125.332V327H126.653V318.273Z" fill="#454545"></path><rect x="160.5" y="306.5" width="44" height="31" rx="2.5" fill="#EDEDED" stroke="#B3B3B3"></rect><path d="M179.498 327H185.242V325.871H181.313V325.807L183.048 323.991C184.646 322.376 185.102 321.605 185.102 320.629C185.102 319.227 183.96 318.153 182.315 318.153C180.683 318.153 179.489 319.21 179.489 320.804H180.746C180.742 319.866 181.347 319.253 182.289 319.253C183.175 319.253 183.849 319.798 183.849 320.668C183.849 321.439 183.389 321.993 182.451 322.986L179.498 326.045V327Z" fill="#454545"></path><rect x="217.5" y="306.5" width="44" height="31" rx="2.5" fill="#FAFAFA" stroke="#D3D3D3"></rect><path d="M239.349 327.119C241.13 327.119 242.438 326.054 242.434 324.605C242.438 323.501 241.769 322.709 240.61 322.53V322.462C241.522 322.227 242.114 321.511 242.11 320.531C242.114 319.249 241.062 318.153 239.383 318.153C237.781 318.153 236.494 319.121 236.451 320.54H237.725C237.755 319.739 238.509 319.253 239.366 319.253C240.256 319.253 240.84 319.794 240.836 320.599C240.84 321.443 240.163 321.997 239.195 321.997H238.458V323.071H239.195C240.406 323.071 241.104 323.685 241.104 324.562C241.104 325.411 240.367 325.986 239.34 325.986C238.394 325.986 237.657 325.5 237.606 324.724H236.268C236.323 326.148 237.585 327.119 239.349 327.119Z" fill="#454545"></path></svg></div> ...which is a typical pagination UI. Let's see how it can be easily implemented with <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">function App () { const [pageIndex, setPageIndex] = useState(0); // The API URL includes the page index, which is a React state. const { data } = useSWR(`/api/data?page=${pageIndex}`, fetcher); // ... handle loading and error states return <div> {data.map(item => <div key={item.id}>{item.name}</div>)} <button onClick={() => setPageIndex(pageIndex - 1)}>Previous</button> <button onClick={() => setPageIndex(pageIndex + 1)}>Next</button> </div> }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> Furthermore, we can create an abstraction for this "page component": <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">function Page ({ index }) { const { data } = useSWR(`/api/data?page=${index}`, fetcher); // ... handle loading and error states return data.map(item => <div key={item.id}>{item.name}</div>) } function App () { const [pageIndex, setPageIndex] = useState(0); return <div> <Page index={pageIndex}/> <button onClick={() => setPageIndex(pageIndex - 1)}>Previous</button> <button onClick={() => setPageIndex(pageIndex + 1)}>Next</button> </div> }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> Because of SWR's cache, we get the benefit to preload the next page. We render the next page inside a hidden div, so SWR will trigger the data fetching of the next page. When the user navigates to the next page, the data is already there: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">function App () { const [pageIndex, setPageIndex] = useState(0); return <div> <Page index={pageIndex}/> <div style={{ display: 'none' }}><Page index={pageIndex + 1}/></div> <button onClick={() => setPageIndex(pageIndex - 1)}>Previous</button> <button onClick={() => setPageIndex(pageIndex + 1)}>Next</button> </div> }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> With just 1 line of code, we get a much better UX. The <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code> hook is so powerful, that most scenarios are covered by it. <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Infinite Loading<a href="#infinite-loading" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> Sometimes we want to build an infinite loading UI, with a "Load More" button that appends data to the list (or done automatically when you scroll):  <div class="mt-8"><svg viewBox="0 0 769 356" fill="none" class="invert-on-dark"><path d="M5 0.5H763C765.485 0.5 767.5 2.51472 767.5 5V351C767.5 353.485 765.485 355.5 763 355.5H5.00002C2.51473 355.5 0.5 353.485 0.5 351V5C0.5 2.51472 2.51472 0.5 5 0.5Z" fill="white" stroke="#EEEEEE"></path><path d="M21 26H747V40H21V26Z" fill="#E5E5E5"></path><path d="M21 70H747V84H21V70Z" fill="#E5E5E5"></path><path d="M21 114H747V128H21V114Z" fill="#E5E5E5"></path><path d="M21 158H747V172H21V158Z" fill="#E5E5E5"></path><path d="M21 202H747V216H21V202Z" fill="#E5E5E5"></path><path d="M21 246H747V260H21V246Z" fill="#E5E5E5"></path><rect x="21.5" y="288.5" width="725" height="31" rx="2.5" fill="#FAFAFA" stroke="#D3D3D3"></rect><path d="M354.49 309H359.761V307.866H355.807V300.273H354.49V309ZM363.918 309.132C365.763 309.132 366.969 307.781 366.969 305.757C366.969 303.72 365.763 302.369 363.918 302.369C362.073 302.369 360.867 303.72 360.867 305.757C360.867 307.781 362.073 309.132 363.918 309.132ZM363.923 308.062C362.717 308.062 362.154 307.01 362.154 305.753C362.154 304.5 362.717 303.435 363.923 303.435C365.12 303.435 365.683 304.5 365.683 305.753C365.683 307.01 365.12 308.062 363.923 308.062ZM370.297 309.145C371.379 309.145 371.988 308.595 372.231 308.105H372.282V309H373.527V304.653C373.527 302.749 372.027 302.369 370.987 302.369C369.802 302.369 368.711 302.847 368.285 304.04L369.483 304.312C369.67 303.848 370.147 303.401 371.004 303.401C371.826 303.401 372.248 303.831 372.248 304.572V304.602C372.248 305.067 371.771 305.058 370.595 305.195C369.355 305.339 368.085 305.663 368.085 307.151C368.085 308.438 369.052 309.145 370.297 309.145ZM370.574 308.122C369.853 308.122 369.333 307.798 369.333 307.168C369.333 306.486 369.939 306.243 370.676 306.145C371.089 306.089 372.069 305.979 372.252 305.795V306.639C372.252 307.415 371.635 308.122 370.574 308.122ZM377.674 309.128C378.867 309.128 379.336 308.399 379.566 307.982H379.673V309H380.917V300.273H379.643V303.516H379.566C379.336 303.111 378.901 302.369 377.683 302.369C376.102 302.369 374.938 303.618 374.938 305.74C374.938 307.858 376.085 309.128 377.674 309.128ZM377.955 308.041C376.817 308.041 376.225 307.04 376.225 305.727C376.225 304.428 376.805 303.452 377.955 303.452C379.067 303.452 379.664 304.359 379.664 305.727C379.664 307.104 379.055 308.041 377.955 308.041ZM386.013 300.273V309H387.266V302.68H387.347L389.921 308.987H390.961L393.535 302.685H393.616V309H394.869V300.273H393.271L390.492 307.057H390.39L387.612 300.273H386.013ZM399.438 309.132C401.283 309.132 402.489 307.781 402.489 305.757C402.489 303.72 401.283 302.369 399.438 302.369C397.593 302.369 396.387 303.72 396.387 305.757C396.387 307.781 397.593 309.132 399.438 309.132ZM399.442 308.062C398.236 308.062 397.674 307.01 397.674 305.753C397.674 304.5 398.236 303.435 399.442 303.435C400.64 303.435 401.202 304.5 401.202 305.753C401.202 307.01 400.64 308.062 399.442 308.062ZM403.911 309H405.185V305.003C405.185 304.146 405.846 303.528 406.749 303.528C407.013 303.528 407.312 303.575 407.414 303.605V302.386C407.286 302.369 407.035 302.357 406.873 302.357C406.106 302.357 405.45 302.791 405.211 303.494H405.143V302.455H403.911V309ZM411.103 309.132C412.531 309.132 413.541 308.429 413.831 307.364L412.625 307.146C412.395 307.764 411.841 308.08 411.116 308.08C410.025 308.08 409.292 307.372 409.258 306.111H413.912V305.659C413.912 303.294 412.497 302.369 411.014 302.369C409.19 302.369 407.988 303.759 407.988 305.77C407.988 307.803 409.173 309.132 411.103 309.132ZM409.262 305.156C409.314 304.227 409.987 303.422 411.022 303.422C412.011 303.422 412.659 304.155 412.663 305.156H409.262Z" fill="#454545"></path></svg></div> To implement this, we need to make dynamic number of requests on this page. React Hooks have <a href="https://reactjs.org/docs/hooks-rules.html" target="_blank" rel="noreferrer" class="nx-text-primary-600 nx-underline nx-decoration-from-font [text-underline-position:from-font]">a couple of rules (opens in a new tab)</a>, so we CANNOT do something like this: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">function App () { const [cnt, setCnt] = useState(1) const list = [] for (let i = 0; i < cnt; i++) { // 🚨 This is wrong! Commonly, you can't use hooks inside a loop. const { data } = useSWR(`/api/data?page=${i}`) list.push(data) } return <div> {list.map((data, i) => <div key={i}>{ data.map(item => <div key={item.id}>{item.name}</div>) }</div>)} <button onClick={() => setCnt(cnt + 1)}>Load More</button> </div> }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> Instead, we can use the <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr"><Page /></code> abstraction that we created to achieve it: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">function App () { const [cnt, setCnt] = useState(1) const pages = [] for (let i = 0; i < cnt; i++) { pages.push(<Page index={i} key={i} />) } return <div> {pages} <button onClick={() => setCnt(cnt + 1)}>Load More</button> </div> }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Advanced Cases<a href="#advanced-cases" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> However, in some advanced use cases, the solution above doesn't work. For example, we are still implementing the same "Load More" UI, but also need to display a number about how many items are there in total. We can't use the <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr"><Page /></code> solution anymore because the top level UI (<code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr"><App /></code>) needs the data inside each page: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">function App () { const [cnt, setCnt] = useState(1) const pages = [] for (let i = 0; i < cnt; i++) { pages.push(<Page index={i} key={i} />) } return <div> <p>??? items</p> {pages} <button onClick={() => setCnt(cnt + 1)}>Load More</button> </div> }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> Also, if the pagination API is cursor based, that solution doesn't work either. Because each page needs the data from the previous page, they're not isolated. That's how this new <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> Hook can help. <h2 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-10 nx-border-b nx-pb-1 nx-text-3xl nx-border-neutral-200/70 contrast-more:nx-border-neutral-400 dark:nx-border-primary-100/10 contrast-more:dark:nx-border-neutral-400">useSWRInfinite<a href="#useswrinfinite" class="subheading-anchor" aria-label="Permalink for this section"></a></h2> <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> gives us the ability to trigger a number of requests with one Hook. This is how it looks: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">import useSWRInfinite from 'swr/infinite' // ... const { data, error, isLoading, isValidating, mutate, size, setSize } = useSWRInfinite( getKey, fetcher?, options? )</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> Similar to <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>, this new Hook accepts a function that returns the request key, a fetcher function, and options. It returns all the values that <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code> returns, including 2 extra values: the page size and a page size setter, like a React state. In infinite loading, one page is one request, and our goal is to fetch multiple pages and render them. <div class="nextra-callout nx-overflow-x-auto nx-mt-6 nx-flex nx-rounded-lg nx-border nx-py-2 ltr:nx-pr-4 rtl:nx-pl-4 contrast-more:nx-border-current contrast-more:dark:nx-border-current nx-border-orange-100 nx-bg-orange-50 nx-text-orange-800 dark:nx-border-orange-400/30 dark:nx-bg-orange-400/20 dark:nx-text-orange-300"><div class="nx-select-none nx-text-xl ltr:nx-pl-3 ltr:nx-pr-2 rtl:nx-pr-3 rtl:nx-pl-2" style="font-family:"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"">⚠️</div><div class="nx-w-full nx-min-w-0 nx-leading-7">If you are using SWR 0.x versions, <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> needs to be imported from <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">swr</code>: <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">import { useSWRInfinite } from 'swr'</code></div></div> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">API<a href="#api" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> <h4 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-xl">Parameters<a href="#parameters" class="subheading-anchor" aria-label="Permalink for this section"></a></h4> <ul class="nx-mt-6 nx-list-disc first:nx-mt-0 ltr:nx-ml-6 rtl:nx-mr-6"> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">getKey</code>: a function that accepts the index and the previous page data, returns the key of a page</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">fetcher</code>: same as <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>'s <a class="nx-text-primary-600 nx-underline nx-decoration-from-font [text-underline-position:from-font]" href="/docs/data-fetching">fetcher function</a></li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">options</code>: accepts all the options that <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code> supports, with 4 extra options: <ul class="nx-mt-6 nx-list-disc first:nx-mt-0 ltr:nx-ml-6 rtl:nx-mr-6"> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">initialSize = 1</code>: number of pages should be loaded initially</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">revalidateAll = false</code>: always try to revalidate all pages</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">revalidateFirstPage = true</code>: always try to revalidate the first page</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">persistSize = false</code>: don't reset the page size to 1 (or <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">initialSize</code> if set) when the first page's key changes</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">parallel = false</code>: fetches multiple pages in parallel</li> </ul> </li> </ul> <div class="nextra-callout nx-overflow-x-auto nx-mt-6 nx-flex nx-rounded-lg nx-border nx-py-2 ltr:nx-pr-4 rtl:nx-pl-4 contrast-more:nx-border-current contrast-more:dark:nx-border-current nx-border-orange-100 nx-bg-orange-50 nx-text-orange-800 dark:nx-border-orange-400/30 dark:nx-bg-orange-400/20 dark:nx-text-orange-300"><div class="nx-select-none nx-text-xl ltr:nx-pl-3 ltr:nx-pr-2 rtl:nx-pr-3 rtl:nx-pl-2" style="font-family:"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"">💡</div><div class="nx-w-full nx-min-w-0 nx-leading-7">Note that the <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">initialSize</code> option is not allowed to change in the lifecycle.</div></div> <h4 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-xl">Return Values<a href="#return-values" class="subheading-anchor" aria-label="Permalink for this section"></a></h4> <ul class="nx-mt-6 nx-list-disc first:nx-mt-0 ltr:nx-ml-6 rtl:nx-mr-6"> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">data</code>: an array of fetch response values of each page</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">error</code>: same as <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>'s <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">error</code></li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">isLoading</code>: same as <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>'s <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">isLoading</code></li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">isValidating</code>: same as <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>'s <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">isValidating</code></li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">mutate</code>: same as <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>'s bound mutate function but manipulates the data array</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">size</code>: the number of pages that will be fetched and returned</li> <li class="nx-my-2"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">setSize</code>: set the number of pages that need to be fetched</li> </ul> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Example 1: Index Based Paginated API<a href="#example-1-index-based-paginated-api" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> For normal index based APIs: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="plaintext" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="plaintext" data-theme="default">GET /users?page=0&limit=10 [ { name: 'Alice', ... }, { name: 'Bob', ... }, { name: 'Cathy', ... }, ... ]</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">// A function to get the SWR key of each page, // its return value will be accepted by `fetcher`. // If `null` is returned, the request of that page won't start. const getKey = (pageIndex, previousPageData) => { if (previousPageData && !previousPageData.length) return null // reached the end return `/users?page=${pageIndex}&limit=10` // SWR key } function App () { const { data, size, setSize } = useSWRInfinite(getKey, fetcher) if (!data) return 'loading' // We can now calculate the number of all users let totalUsers = 0 for (let i = 0; i < data.length; i++) { totalUsers += data[i].length } return <div> <p>{totalUsers} users listed</p> {data.map((users, index) => { // `data` is an array of each page's API response. return users.map(user => <div key={user.id}>{user.name}</div>) })} <button onClick={() => setSize(size + 1)}>Load More</button> </div> }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> The <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">getKey</code> function is the major difference between <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> and <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWR</code>. It accepts the index of the current page, as well as the data from the previous page. So both index based and cursor based pagination API can be supported nicely. Also <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">data</code> is no longer just one API response. It's an array of multiple API responses: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="js" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="js" data-theme="default">// `data` will look like this [ [ { name: 'Alice', ... }, { name: 'Bob', ... }, { name: 'Cathy', ... }, ... ], [ { name: 'John', ... }, { name: 'Paul', ... }, { name: 'George', ... }, ... ], ... ]</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Example 2: Cursor or Offset Based Paginated API<a href="#example-2-cursor-or-offset-based-paginated-api" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> Let's say the API now requires a cursor and returns the next cursor alongside with the data: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="plaintext" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="plaintext" data-theme="default">GET /users?cursor=123&limit=10 { data: [ { name: 'Alice' }, { name: 'Bob' }, { name: 'Cathy' }, ... ], nextCursor: 456 }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> We can change our <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">getKey</code> function to: <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">const getKey = (pageIndex, previousPageData) => { // reached the end if (previousPageData && !previousPageData.data) return null // first page, we don't have `previousPageData` if (pageIndex === 0) return `/users?limit=10` // add the cursor to the API endpoint return `/users?cursor=${previousPageData.nextCursor}&limit=10` }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Parallel Fetching Mode<a href="#parallel-fetching-mode" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> <div class="nextra-callout nx-overflow-x-auto nx-mt-6 nx-flex nx-rounded-lg nx-border nx-py-2 ltr:nx-pr-4 rtl:nx-pl-4 contrast-more:nx-border-current contrast-more:dark:nx-border-current nx-border-orange-100 nx-bg-orange-50 nx-text-orange-800 dark:nx-border-orange-400/30 dark:nx-bg-orange-400/20 dark:nx-text-orange-300"><div class="nx-select-none nx-text-xl ltr:nx-pl-3 ltr:nx-pr-2 rtl:nx-pr-3 rtl:nx-pl-2" style="font-family:"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"">✅</div><div class="nx-w-full nx-min-w-0 nx-leading-7">Please update to the latest version (≥ 2.1.0) to use this API.</div></div> The default behavior of useSWRInfinite is to fetch data for each page in sequence, as key creation is based on the previously fetched data. However, fetching data sequentially for a large number of pages may not be optimal, particularly if the pages are not interdependent. By specifying <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">parallel</code> option to <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">true</code> will let you fetch pages independently in parallel, which can significantly speed up the loading process. <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">// parallel = false (default) // page1 ===> page2 ===> page3 ===> done // // parallel = true // page1 ==> done // page2 =====> done // page3 ===> done // // previousPageData is always `null` const getKey = (pageIndex, previousPageData) => { return `/users?page=${pageIndex}&limit=10` } function App () { const { data } = useSWRInfinite(getKey, fetcher, { parallel: true }) }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> <div class="nextra-callout nx-overflow-x-auto nx-mt-6 nx-flex nx-rounded-lg nx-border nx-py-2 ltr:nx-pr-4 rtl:nx-pl-4 contrast-more:nx-border-current contrast-more:dark:nx-border-current nx-border-orange-100 nx-bg-orange-50 nx-text-orange-800 dark:nx-border-orange-400/30 dark:nx-bg-orange-400/20 dark:nx-text-orange-300"><div class="nx-select-none nx-text-xl ltr:nx-pl-3 ltr:nx-pr-2 rtl:nx-pr-3 rtl:nx-pl-2" style="font-family:"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"">⚠️</div><div class="nx-w-full nx-min-w-0 nx-leading-7">The <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">previousPageData</code> argument of the <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">getKey</code> function becomes <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">null</code> when you enable the <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">parallel</code> option.</div></div> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Revalidate Specific Pages<a href="#revalidate-specific-pages" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> <div class="nextra-callout nx-overflow-x-auto nx-mt-6 nx-flex nx-rounded-lg nx-border nx-py-2 ltr:nx-pr-4 rtl:nx-pl-4 contrast-more:nx-border-current contrast-more:dark:nx-border-current nx-border-orange-100 nx-bg-orange-50 nx-text-orange-800 dark:nx-border-orange-400/30 dark:nx-bg-orange-400/20 dark:nx-text-orange-300"><div class="nx-select-none nx-text-xl ltr:nx-pl-3 ltr:nx-pr-2 rtl:nx-pr-3 rtl:nx-pl-2" style="font-family:"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"">✅</div><div class="nx-w-full nx-min-w-0 nx-leading-7">Please update to the latest version (≥ 2.2.5) to use this API.</div></div> The default behavior of the mutation of <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> is to revalidate all pages that have been loaded. But you might want to revalidate only the specific pages that have been changed. You can revalidate only specific pages by passing a function to the <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">revalidate</code> option. The <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">revalidate</code> function is called for each page. <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">function App() { const { data, mutate, size } = useSWRInfinite( (index) => [`/api/?page=${index + 1}`, index + 1], fetcher ); mutate(data, { // only revalidate the last page revalidate: (pageData, [url, page]) => page === size }); }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Global Mutate with <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code><a href="#global-mutate-with-useswrinfinite" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code> stores all page data into the cache with a special cache key along with each page data, so you have to use <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">unstable_serialize</code> in <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">swr/infinite</code> to revalidate the data with the global mutate. <div class="nextra-code-block nx-relative nx-mt-6 first:nx-mt-0"><pre class="nx-bg-primary-700/5 nx-mb-4 nx-overflow-x-auto nx-rounded-xl nx-subpixel-antialiased dark:nx-bg-primary-300/10 nx-text-[.9em] contrast-more:nx-border contrast-more:nx-border-primary-900/20 contrast-more:nx-contrast-150 contrast-more:dark:nx-border-primary-100/40 nx-py-4" data-language="jsx" data-theme="default"><code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr" data-language="jsx" data-theme="default">import { useSWRConfig } from "swr" import { unstable_serialize } from "swr/infinite" function App() { const { mutate } = useSWRConfig() mutate(unstable_serialize(getKey)) }</code></pre><div class="nx-opacity-0 nx-transition [div:hover>&]:nx-opacity-100 focus-within:nx-opacity-100 nx-flex nx-gap-1 nx-absolute nx-m-[11px] nx-right-0 nx-top-0"><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50 md:nx-hidden" title="Toggle word wrap"><svg viewBox="0 0 24 24" width="24" height="24" class="nx-pointer-events-none nx-h-4 nx-w-4"><path fill="currentColor" d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3l3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"></path></svg></button><button class="nextra-button nx-transition-all active:nx-opacity-50 nx-bg-primary-700/5 nx-border nx-border-black/5 nx-text-gray-600 hover:nx-text-gray-900 nx-rounded-md nx-p-1.5 dark:nx-bg-primary-300/10 dark:nx-border-white/10 dark:nx-text-gray-400 dark:hover:nx-text-gray-50" title="Copy code" tabindex="0"><svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" stroke="currentColor" class="nextra-copy-icon nx-pointer-events-none nx-h-4 nx-w-4"><rect x="9" y="9" width="13" height="13" rx="2" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></rect><path d="M5 15H4C2.89543 15 2 14.1046 2 13V4C2 2.89543 2.89543 2 4 2H13C14.1046 2 15 2.89543 15 4V5" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"></path></svg></button></div></div> <div class="nextra-callout nx-overflow-x-auto nx-mt-6 nx-flex nx-rounded-lg nx-border nx-py-2 ltr:nx-pr-4 rtl:nx-pl-4 contrast-more:nx-border-current contrast-more:dark:nx-border-current nx-border-orange-100 nx-bg-orange-50 nx-text-orange-800 dark:nx-border-orange-400/30 dark:nx-bg-orange-400/20 dark:nx-text-orange-300"><div class="nx-select-none nx-text-xl ltr:nx-pl-3 ltr:nx-pr-2 rtl:nx-pr-3 rtl:nx-pl-2" style="font-family:"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"">⚠️</div><div class="nx-w-full nx-min-w-0 nx-leading-7">As the name implies, <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">unstable_serialize</code> is not a stable API, so we might change it in the future.</div></div> <h3 class="nx-font-semibold nx-tracking-tight nx-text-slate-900 dark:nx-text-slate-100 nx-mt-8 nx-text-2xl">Advanced Features<a href="#advanced-features" class="subheading-anchor" aria-label="Permalink for this section"></a></h3> <a class="nx-text-primary-600 nx-underline nx-decoration-from-font [text-underline-position:from-font]" href="/examples/infinite-loading">Here is an example</a> showing how you can implement the following features with <code class="nx-border-black nx-border-opacity-[0.04] nx-bg-opacity-[0.03] nx-bg-black nx-break-words nx-rounded-md nx-border nx-py-0.5 nx-px-[.25em] nx-text-[.9em] dark:nx-border-white/10 dark:nx-bg-white/10" dir="ltr">useSWRInfinite</code>: <ul class="nx-mt-6 nx-list-disc first:nx-mt-0 ltr:nx-ml-6 rtl:nx-mr-6"> <li class="nx-my-2">loading states</li> <li class="nx-my-2">show a special UI if it's empty</li> <li class="nx-my-2">disable the "Load More" button if reached the end</li> <li class="nx-my-2">changeable data source</li> <li class="nx-my-2">refresh the entire list</li> </ul><div class="nx-mt-16"></div><div class="nx-mb-8 nx-flex nx-items-center nx-border-t nx-pt-8 dark:nx-border-neutral-800 contrast-more:nx-border-neutral-400 dark:contrast-more:nx-border-neutral-400 print:nx-hidden"><a title="Conditional Data Fetching" class="nx-flex nx-max-w-[50%] nx-items-center nx-gap-1 nx-py-4 nx-text-base nx-font-medium nx-text-gray-600 nx-transition-colors [word-break:break-word] hover:nx-text-primary-600 dark:nx-text-gray-300 md:nx-text-lg ltr:nx-pr-4 rtl:nx-pl-4" href="/docs/conditional-fetching"><svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-inline nx-h-5 nx-shrink-0 ltr:nx-rotate-180"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7"></path></svg>Conditional Data Fetching</a><a title="Subscription" class="nx-flex nx-max-w-[50%] nx-items-center nx-gap-1 nx-py-4 nx-text-base nx-font-medium nx-text-gray-600 nx-transition-colors [word-break:break-word] hover:nx-text-primary-600 dark:nx-text-gray-300 md:nx-text-lg ltr:nx-ml-auto ltr:nx-pl-4 ltr:nx-text-right rtl:nx-mr-auto rtl:nx-pr-4 rtl:nx-text-left" href="/docs/subscription">Subscription<svg fill="none" viewBox="0 0 24 24" stroke="currentColor" class="nx-inline nx-h-5 nx-shrink-0 rtl:nx-rotate-180"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7"></path></svg></a></div></main></article></div><footer class="nx-bg-gray-100 nx-pb-[env(safe-area-inset-bottom)] dark:nx-bg-neutral-900 print:nx-bg-transparent"><div class="nx-mx-auto nx-flex nx-max-w-[90rem] nx-gap-2 nx-py-2 nx-px-4 nx-hidden"><button title="Change language" class="nx-h-7 nx-rounded-md nx-px-2 nx-text-left nx-text-xs nx-font-medium nx-text-gray-600 nx-transition-colors dark:nx-text-gray-400 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50" id="headlessui-listbox-button-:R2bkm:" type="button" aria-haspopup="listbox" aria-expanded="false" data-headlessui-state=""><svg viewBox="2 2 16 16" width="12" height="12" fill="currentColor"><path fill-rule="evenodd" d="M4.083 9h1.946c.089-1.546.383-2.97.837-4.118A6.004 6.004 0 004.083 9zM10 2a8 8 0 100 16 8 8 0 000-16zm0 2c-.076 0-.232.032-.465.262-.238.234-.497.623-.737 1.182-.389.907-.673 2.142-.766 3.556h3.936c-.093-1.414-.377-2.649-.766-3.556-.24-.56-.5-.948-.737-1.182C10.232 4.032 10.076 4 10 4zm3.971 5c-.089-1.546-.383-2.97-.837-4.118A6.004 6.004 0 0115.917 9h-1.946zm-2.003 2H8.032c.093 1.414.377 2.649.766 3.556.24.56.5.948.737 1.182.233.23.389.262.465.262.076 0 .232-.032.465-.262.238-.234.498-.623.737-1.182.389-.907.673-2.142.766-3.556zm1.166 4.118c.454-1.147.748-2.572.837-4.118h1.946a6.004 6.004 0 01-2.783 4.118zm-6.268 0C6.412 13.97 6.118 12.546 6.03 11H4.083a6.004 6.004 0 002.783 4.118z" clip-rule="evenodd"></path></svg>English</button><button title="Change theme" class="nx-h-7 nx-rounded-md nx-px-2 nx-text-left nx-text-xs nx-font-medium nx-text-gray-600 nx-transition-colors dark:nx-text-gray-400 hover:nx-bg-gray-100 hover:nx-text-gray-900 dark:hover:nx-bg-primary-100/5 dark:hover:nx-text-gray-50" id="headlessui-listbox-button-:R2jkm:" type="button" aria-haspopup="listbox" aria-expanded="false" data-headlessui-state=""><div class="nx-flex nx-items-center nx-gap-2 nx-capitalize"><svg fill="none" viewBox="3 3 18 18" width="12" height="12" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" fill="currentColor" d="M12 3v1m0 16v1m9-9h-1M4 12H3m15.364 6.364l-.707-.707M6.343 6.343l-.707-.707m12.728 0l-.707.707M6.343 17.657l-.707.707M16 12a4 4 0 11-8 0 4 4 0 018 0z"></path></svg>Light</div></button></div><hr class="dark:nx-border-neutral-800"/><div class="nx-mx-auto nx-flex nx-max-w-[90rem] nx-justify-center nx-py-12 nx-text-gray-600 dark:nx-text-gray-400 md:nx-justify-start nx-pl-[max(env(safe-area-inset-left),1.5rem)] nx-pr-[max(env(safe-area-inset-right),1.5rem)]"><a href="https://vercel.com/?utm_source=swr" target="_blank" rel="noopener" class="inline-flex items-center no-underline text-current font-semibold">Powered by<svg height="20" viewBox="0 0 283 64" fill="none"><path fill="currentColor" d="M141.04 16c-11.04 0-19 7.2-19 18s8.96 18 20 18c6.67 0 12.55-2.64 16.19-7.09l-7.65-4.42c-2.02 2.21-5.09 3.5-8.54 3.5-4.79 0-8.86-2.5-10.37-6.5h28.02c.22-1.12.35-2.28.35-3.5 0-10.79-7.96-17.99-19-17.99zm-9.46 14.5c1.25-3.99 4.67-6.5 9.45-6.5 4.79 0 8.21 2.51 9.45 6.5h-18.9zM248.72 16c-11.04 0-19 7.2-19 18s8.96 18 20 18c6.67 0 12.55-2.64 16.19-7.09l-7.65-4.42c-2.02 2.21-5.09 3.5-8.54 3.5-4.79 0-8.86-2.5-10.37-6.5h28.02c.22-1.12.35-2.28.35-3.5 0-10.79-7.96-17.99-19-17.99zm-9.45 14.5c1.25-3.99 4.67-6.5 9.45-6.5 4.79 0 8.21 2.51 9.45 6.5h-18.9zM200.24 34c0 6 3.92 10 10 10 4.12 0 7.21-1.87 8.8-4.92l7.68 4.43c-3.18 5.3-9.14 8.49-16.48 8.49-11.05 0-19-7.2-19-18s7.96-18 19-18c7.34 0 13.29 3.19 16.48 8.49l-7.68 4.43c-1.59-3.05-4.68-4.92-8.8-4.92-6.07 0-10 4-10 10zm82.48-29v46h-9V5h9zM36.95 0L73.9 64H0L36.95 0zm92.38 5l-27.71 48L73.91 5H84.3l17.32 30 17.32-30h10.39zm58.91 12v9.69c-1-.29-2.06-.49-3.2-.49-5.81 0-10 4-10 10V51h-9V17h9v9.2c0-5.08 5.91-9.2 13.2-9.2z"></path></svg></a></div></footer></div></div><script id="__NEXT_DATA__" type="application/json">{"props":{"pageProps":{}},"page":"/docs/pagination.en-US","query":{},"buildId":"xi0EhUA-Oj8zVMxoNbSFs","nextExport":true,"autoExport":true,"isFallback":false,"locale":"en-US","locales":["en-US","zh-CN","es-ES","fr-FR","pt-BR","ja","ko","ru"],"defaultLocale":"en-US","scriptLoader":[]}</script></body></html>