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Mulai dari topik dasar hingga lanjutan dengan penjelasan yang sederhana namun detail.</p><form class="frontpage-search" action="/search/"><div class="text-input text-input_big"><input class="text-input__frontpage-search__input text-input__control" type="search" name="query" placeholder="Cari di tutorial" required="required"/></div><button class="frontpage-search__button button button_action button_big" type="submit" name="type" value="article">Cari</button></form></div><div class="frontpage-banner__col"><div class="frontpage-banner__updated-at">Terakhir diperbarui pada 27 Maret 2025</div><div class="frontpage-banner__list"><a class="frontpage-banner__list-item" href="/ebook"><i class="frontpage-banner__buy-ebook"></i><span>Beli</span><span>EPUB/PDF</span></a><div class="frontpage-banner__list-item"><div class="frontpage-share"><span class="frontpage-share__title">Bagikan:</span><a class="frontpage-share__icon frontpage-share__icon_tw" href="https://twitter.com/share?url=https%3A%2F%2Fid.javascript.info%2F" rel="nofollow"></a><a class="frontpage-share__icon frontpage-share__icon_fb" href="https://www.facebook.com/sharer/sharer.php?s=100&p%5Burl%5D=https%3A%2F%2Fid.javascript.info%2F" rel="nofolllow"></a></div></div><a class="frontpage-banner__list-item github" href="https://github.com/javascript-tutorial/id.javascript.info/tree/master"><span class="frontpage-banner__count">149 ★</span><span class="frontpage-banner__text">github</span></a><a class="frontpage-banner__list-item discord" href="https://discord.gg/AuEWpFkfD4"><i class="frontpage-banner__discord"></i><span>Discord Chat (English)</span></a></div></div></div><div class="frontpage-banner__sub"><h2 class="frontpage-banner__subtitle">Daftar Isi</h2><p class="frontpage-banner__text">Konten utama terdiri dari 2 bagian yang mencakup JavaScript sebagai bahasa pemrograman dan cara kerjanya dengan browser. Ada juga seri artikel tematik tambahan.</p></div></div></div><div class="page__inner"><main class="main main_frontpage"><div class="content frontpage"><div class="frontpage-content"><div class="tabs"><nav class="tabs__menu"><div class="tabs__menu-inner"><div class="tabs__menu-inner-scroll"><a class="tabs__menu-button active" href="#tab-1"><span class="tabs__menu-button-title">Bagian 1</span><span>Bahasa JavaScript</span></a><a class="tabs__menu-button" href="#tab-2"><span class="tabs__menu-button-title">Bagian 2</span><span>Browser: Document, Events, Interfaces</span></a><a class="tabs__menu-button" href="#tab-3"><span class="tabs__menu-button-title">Bagian 3</span><span>Artikel tambahan</span></a></div></div></nav><div class="tabs__content" id="tab-1"><section class="tabs__content-section"><div class="tabs__content-inner"><div><h2 class="frontpage-content__title">Bahasa JavaScript</h2><div class="frontpage-content__description"><p>Di sini kita belajar JavaScript, mulai dari nol dan lanjut terus hingga konsep yang mutakhir macam OOP.</p> <p>Konsentrasi kita di sini tertuju ke bahasanya itu sendiri, dengan catatan lingkungan tertentu se-minimum mungkin.</p> </div><div class="list"><div class="list__item"><div class="list__title"><a class="list__link" href="/getting-started">Pengenalan</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/intro">Pengenalan JavaScript</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/manuals-specifications">Manual dan spesifikasi</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/code-editors">Editor kode</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/devtools">Konsol pengembang</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/first-steps">JavaScript Dasar</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/hello-world">Hello, world!</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/structure">Struktur kode</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/strict-mode">The modern mode, "use strict"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/variables">Variabel</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/types">Tipe data</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/alert-prompt-confirm">Interaksi: alert, prompt, confirm</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/type-conversions">Konversi 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href="/while-for">Perulangan: while dan for</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/switch">Pernyataan "switch"</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/function-basics">Fungsi</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/function-expressions">Expresi fungsi</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/arrow-functions-basics">Dasar-dasar fungsi Arrow</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/javascript-specials">Spesial JavaScript</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Lagi…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/code-quality">Kualitas Kode</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/debugging-chrome">Mendebug di Chrome</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/coding-style">Gaya Mengkode</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/comments">Komentar</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/ninja-code">Kode ninja</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/testing-mocha">Pengetesan terotomasi dengan Mocha</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/polyfills">Polyfill dan transpiler</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/object-basics">Objects: dasar-dasar</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/object">Objek</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/object-copy">Referensi objek dan menyalinnya</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/garbage-collection">Pengumpulan sampah (_Garbage collection_)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/object-methods">Metode objek, "this"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/constructor-new">Konstruktor, operator "new"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/optional-chaining">Optional chaining '?.'</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/symbol">Tipe simbol</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/object-toprimitive">Menolak konversi primitif</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/data-types">Tipe data</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/primitives-methods">Metode primitif</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/number">Angka</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/string">String</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/array">*Array*</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/array-methods">Metode *array*</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/iterable">Iterables / Bisa di iterasi</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/map-set">Map dan Set</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/weakmap-weakset">WeakMap dan WeakSet</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/keys-values-entries">Objek.kunci, nilai, entri</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/destructuring-assignment">Destrukturisasi Penugasan</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/date">Tanggal dan waktu</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/json">Metode JSON, toJSON</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Lagi…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/advanced-functions">Penggunaan lanjutan fungsi</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/recursion">Rekursi dan tumpukan (Recursion and stack)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/rest-parameters-spread">Parameter rest dan sintaks spread</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/closure">Lingkup variabel, closure</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/var">Si Tua "var"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/global-object">Objek global</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/function-object">Objek fungsi, NFE</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/new-function">Sintaks "new Function"</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/settimeout-setinterval">Pendadwalan: setTimeout dan setInterval</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/call-apply-decorators">Decorators dan forwarding, call/apply</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/bind">Function binding</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/arrow-functions">Membahas Kembali Fungsi Arrow</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Lagi…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/object-properties">Object properties configuration</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/property-descriptors">Properti flag dan Deskriptor</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/property-accessors">Properti getter and setter</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/prototypes">Prototypes, inheritance</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/prototype-inheritance">Pewarisan *Prototype* (*Prototypal Inheritance*)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/function-prototype">F.prototype</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/native-prototypes">*Prototype* asli</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/prototype-methods">Prototype methods, objects without __proto__</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/classes">Kelas</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/class">Class basic syntax</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/class-inheritance">Turunan Kelas</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/static-properties-methods">Properti dan metode statis</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/private-protected-properties-methods">Properti dan metode _private_ dan _protected_</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/extend-natives">Meng-_extend_ `class` bawaan</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/instanceof">Pengecekan kelas: "instanceof"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/mixins">_Mixins_</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/error-handling">Penanganan kesalahan</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/try-catch">Penanganan eror, "try..catch"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/custom-errors">Kesalahan khusus, memperluas Kesalahan</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/async">Promises, async/await</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/callbacks">Pengenalan: callback</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-basics">Promise</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-chaining">Promises chaining</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-error-handling">Penanganan error dengan promise</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-api">API Promise</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promisify">Promisifikasi</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/microtask-queue">Microtasks</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/async-await">Async/await</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/generators-iterators">Generator, iterasi lanjutan</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/generators">Generators</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/async-iterators-generators">Iterasi dan generator asinkron</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/modules">Modules</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/modules-intro">Modul, Pengenalan</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/import-export">Export dan Import</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/modules-dynamic-imports">Impor dinamis</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/js-misc">Miscellaneous</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/proxy">Proxy and Reflect</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/eval">Eval: menjalankan kode dari _string_</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/currying-partials">_Currying_</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/reference-type">Reference Type</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/bigint">BigInt</a></div></li></ul></div></div></div></div></section></div><div class="tabs__content" id="tab-2"><section class="tabs__content-section"><div class="tabs__content-inner"><div><h2 class="frontpage-content__title">Browser: Document, Events, Interfaces</h2><div class="frontpage-content__description"><p>Mempelajari cara mengelola halaman pada browser: menambahkan elemen, memanipulasi ukuran dan posisinya, membuat antarmuka secara dinamis, dan berinteraksi dengan pengunjung.</p> </div><div class="list"><div class="list__item"><div class="list__title"><a class="list__link" href="/document">Document</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/browser-environment">Browser environment, specs</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dom-nodes">DOM tree</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dom-navigation">Menelusuri DOM</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/searching-elements-dom">Pencarian: getElement*, querySelector*</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/basic-dom-node-properties">Node properties: type, tag and contents</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dom-attributes-and-properties">Atribut dan Properti</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/modifying-document">Modifying the document</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/styles-and-classes">Styles and classes</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/size-and-scroll">Element size and scrolling</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/size-and-scroll-window">Window sizes and scrolling</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/coordinates">Coordinates</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Lagi…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/events">Pengenalan ke Peristiwa</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/introduction-browser-events">Pengenalan ke peristiwa peramban (_browser events_)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/bubbling-and-capturing">Menggelembung (_bubbling_) dan menangkap (_capturing_)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/event-delegation">Delegasi Peristiwa</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/default-browser-action">_Browser default actions_</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dispatch-events">Dispatching custom events</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/event-details">UI Events</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/mouse-events-basics">Mouse events</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/mousemove-mouseover-mouseout-mouseenter-mouseleave">Moving the mouse: mouseover/out, mouseenter/leave</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/mouse-drag-and-drop">Drag'n'Drop with mouse events</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/pointer-events">Pointer events</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/keyboard-events">Keyboard: keydown and keyup</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/onscroll">Scrolling</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/forms-controls">Forms, controls</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/form-elements">Metode dan properti form</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/focus-blur">Focusing: focus/blur</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/events-change-input">Events: change, input, cut, copy, paste</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/forms-submit">Forms: *event* dan *method* submit</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/loading">Document and resource loading</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/onload-ondomcontentloaded">Page: DOMContentLoaded, load, beforeunload, unload</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/script-async-defer">Scripts: async, defer</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/onload-onerror">Resource loading: onload and onerror</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/ui-misc">Miscellaneous</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/mutation-observer">Mutation observer</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/selection-range">Selection and Range</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/event-loop">Event loop: microtasks and macrotasks</a></div></li></ul></div></div></div></div></section></div><div class="tabs__content" id="tab-3"><section class="tabs__content-section tabs__content-section_no-shadow"><div class="tabs__content-inner"><div><h2 class="frontpage-content__title">Artikel tambahan</h2><div class="frontpage-content__description">Daftar topik tambahan yang menganggap Kalian telah membahas dua bagian pertama dari tutorial. Tidak ada susunan yang jelas di sini, Kalian dapat membaca artikel dalam urutan yang Kalian inginkan.</div><div class="list"><div class="list__item"><div class="list__title"><a class="list__link" href="/frames-and-windows">Frames and windows</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/popup-windows">Metode Popup dan window</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/cross-window-communication">Cross-window communication</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/clickjacking">The clickjacking attack</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/binary">Binary data, files</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/arraybuffer-binary-arrays">ArrayBuffer, binary arrays</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/text-decoder">TextDecoder and TextEncoder</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/blob">Blob</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/file">File dan FileReader</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/network">Network requests</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/fetch">Fetch</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/formdata">FormData</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/fetch-progress">Fetch: Kemajuan Download</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/fetch-abort">Fetch: Membatalkan</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/fetch-crossorigin">Fetch: *request Cross-Origin*</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/fetch-api">Fetch API</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/url">URL objects</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/xmlhttprequest">XMLHttpRequest</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/resume-upload">Resumable file upload</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/long-polling">Long polling</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/websocket">WebSocket</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/server-sent-events">Server Sent Events</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Lagi…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/data-storage">Menyimpan data didalam _Browser_</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/cookie">Cookies, document.cookie</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/localstorage">LocalStorage, sessionStorage</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/indexeddb">IndexedDB</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/animation">Animation</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/bezier-curve">_Bezier curve_</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/css-animations">CSS-animations</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/js-animation">JavaScript animations</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/web-components">Web components</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/webcomponents-intro">Dari Ketinggian Orbital</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/custom-elements">Elemen kustom</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/shadow-dom">Shadow DOM</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/template-element">Elemen template</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/slots-composition">Slot shadow DOM, komposisi</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/shadow-dom-style">Menata gaya shadow DOM</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/shadow-dom-events">Shadow DOM dan events</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/regular-expressions">Regular expressions</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-introduction">Pola dan flag</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-character-classes">Kelas-kelas Karakter (Character classes)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-unicode">Unicode: flag "u" and class \p{...}</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-anchors">Anchors: mulai _string_ ^ dan akhiran $</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-multiline-mode">Multiline mode of anchors ^ $, flag "m"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-boundary">Word boundary: \b</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-escaping">Escaping, special characters</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-character-sets-and-ranges">Sets and ranges [...]</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-quantifiers">Quantifiers +, *, ? and {n}</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-greedy-and-lazy">Greedy and lazy quantifiers</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-groups">Capturing groups</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-backreferences">Backreferences in pattern: \N and \k<name></a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-alternation">Alternation (OR) |</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-lookahead-lookbehind">Lookahead and lookbehind</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-catastrophic-backtracking">Catastrophic backtracking</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-sticky">Sticky flag "y", searching at position</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-methods">Methods of RegExp and String</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Lagi…</a></li></ul></div></div></div></div></section></div></div><section class="frontpage-content__container frontpage-content__container_no-shadow"><div 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