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Desde lo básico hasta temas avanzados con explicaciones simples pero detalladas.</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="Buscar en el tutorial" required="required"/></div><button class="frontpage-search__button button button_action button_big" type="submit" name="type" value="article">Buscar</button></form></div><div class="frontpage-banner__col"><div class="frontpage-banner__updated-at">Última actualización el 19 de marzo de 2025</div><div class="frontpage-banner__list"><a class="frontpage-banner__list-item" href="/ebook"><i class="frontpage-banner__buy-ebook"></i><span>Comprar</span><span>EPUB/PDF</span></a><div class="frontpage-banner__list-item"><div class="frontpage-share"><span class="frontpage-share__title">Compartir:</span><a class="frontpage-share__icon frontpage-share__icon_tw" href="https://twitter.com/share?url=https%3A%2F%2Fes.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%2Fes.javascript.info%2F" rel="nofolllow"></a></div></div><a class="frontpage-banner__list-item github" href="https://github.com/javascript-tutorial/es.javascript.info/tree/master"><span class="frontpage-banner__count">585 ★</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">Tabla de contenidos</h2><p class="frontpage-banner__text">El curso principal contiene 2 partes que cubren JavaScript como lenguaje de programación y el trabajo con un navegador. También hay series adicionales de artículos temáticos.</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">Parte 1</span><span>El lenguaje JavaScript</span></a><a class="tabs__menu-button" href="#tab-2"><span class="tabs__menu-button-title">Parte 2</span><span>El navegador: Documentos, Eventos e Interfaces</span></a><a class="tabs__menu-button" href="#tab-3"><span class="tabs__menu-button-title">Parte 3</span><span>Artículos adicionales</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">El lenguaje JavaScript</h2><div class="frontpage-content__description"><p>Aquí aprenderemos JavaScript, empezando desde cero y llegaremos hasta conceptos avanzados como POO.</p> <p>Nos concentraremos en el lenguaje mismo con el mínimo de notas específicas del entorno.</p> </div><div class="list"><div class="list__item"><div class="list__title"><a class="list__link" href="/getting-started">Una introducción</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/intro">Una introducción a JavaScript</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/manuals-specifications">Manuales y especificaciones</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/code-editors">Editores de Código</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/devtools">Consola de desarrollador</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/first-steps">Fundamentos de JavaScript</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/hello-world">¡Hola, mundo!</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/structure">Estructura del código</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/strict-mode">El modo moderno, "use strict"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/variables">Variables</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/types">Tipos de datos</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/alert-prompt-confirm">Interacción: alert, prompt, confirm</a></div></li><li class="list-sub__item list-sub__item_phone_hidden"><div class="list-sub__title"><a 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href="/optional-chaining">Encadenamiento opcional '?.'</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/symbol">Tipo Symbol</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/object-toprimitive">Conversión de objeto a valor primitivo</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/data-types">Tipos de datos</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/primitives-methods">Métodos en tipos primitivos</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/number">Números</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/string">Strings</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/array">Arrays</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/array-methods">Métodos de arrays</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/iterable">Iterables</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 y 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 y 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">Object.keys, values, entries</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">Asignación desestructurante</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">Fecha y Hora</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">Métodos JSON, toJSON</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Más…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/advanced-functions">Trabajo avanzado con funciones</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/recursion">Recursión y pila</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/rest-parameters-spread">Parámetros Rest y operador Spread</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/closure">Ámbito de Variable y el concepto "closure"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/var">La vieja "var"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/global-object">Objeto Global</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/function-object">Función como objeto, 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">La sintaxis "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">Planificación: setTimeout y 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">Decoradores y redirecciones, 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">Función bind: vinculación de funciones</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">Funciones de flecha revisadas</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Más…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/object-properties">Configuración de las propiedades de objetos</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/property-descriptors">Indicadores y descriptores de propiedad</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/property-accessors">"Getters" y "setters" de propiedad</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/prototypes">Prototipos y herencia</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/prototype-inheritance">Herencia prototípica</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">Prototipos nativos</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/prototype-methods">Métodos prototipo, objetos sin __proto__</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/classes">Clases</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/class">Sintaxis básica de `class`</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/class-inheritance">Herencia de clase</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/static-properties-methods">Propiedades y métodos estáticos.</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/private-protected-properties-methods">Propiedades y métodos privados y protegidos.</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/extend-natives">Ampliación de clases integradas</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/instanceof">Comprobación de clase: "instanceof"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/mixins">Los Mixins</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/error-handling">Manejo de errores</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/try-catch">Manejo de errores, "try...catch"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/custom-errors">Errores personalizados, extendiendo Error</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/async">Promesas y 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">Introducción: callbacks</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-basics">Promesa</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-chaining">Encadenamiento de promesas</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-error-handling">Manejo de errores con promesas</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promise-api">Promise API</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/promisify">Promisificación</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/microtask-queue">Microtareas (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">Generadores e iteración avanzada</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/generators">Generadores</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/async-iterators-generators">Iteradores y generadores asíncronos</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/modules">Módulos</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/modules-intro">Módulos, introducción</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/import-export">Export e Import</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/modules-dynamic-imports">Importaciones dinámicas</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/js-misc">Temas diversos</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/proxy">Proxy y Reflect</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/eval">Eval: ejecutando una cadena de código</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/currying-partials">Currificación</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/reference-type">Tipo de Referencia</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/bigint">BigInt</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/unicode">Unicode, String internals</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/weakref-finalizationregistry">WeakRef and FinalizationRegistry</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">El navegador: Documentos, Eventos e Interfaces</h2><div class="frontpage-content__description"><p>Aprenderemos a manejar la página del navegador: agregar elementos, manipular su tamaño y posición, crear interfaces dinámicamente e interactuar con el visitante.</p> </div><div class="list"><div class="list__item"><div class="list__title"><a class="list__link" href="/document">Documento</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/browser-environment">Entorno del navegador, especificaciones</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dom-nodes">Árbol del Modelo de Objetos del Documento (DOM)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dom-navigation">Recorriendo el DOM</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/searching-elements-dom">Buscar: 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">Propiedades del nodo: tipo, etiqueta y contenido</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dom-attributes-and-properties">Atributos y propiedades</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">Modificando el documento</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">Estilos y clases</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">Tamaño de elementos y desplazamiento</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">Tamaño de ventana y desplazamiento</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">Coordenadas</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Más…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/events">Introducción a los eventos</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">Introducción a los eventos en el navegador</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/bubbling-and-capturing">Propagación y captura</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/event-delegation">Delegación de eventos</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/default-browser-action">Acciones predeterminadas del navegador</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/dispatch-events">Envío de eventos personalizados</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/event-details">Eventos en la UI</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">Eventos del Mouse</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/mousemove-mouseover-mouseout-mouseenter-mouseleave">Moviendo el 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">Arrastrar y Soltar con eventos del ratón</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/pointer-events">Eventos de puntero</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/keyboard-events">Teclado: keydown y keyup</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/onscroll">Desplazamiento</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/forms-controls">Formularios y controles</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/form-elements">Propiedades y Métodos de Formularios</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/focus-blur">Enfocado: enfoque/desenfoque</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/events-change-input">Eventos: 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">Formularios: evento y método submit</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/loading">El documento y carga de recursos</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/onload-ondomcontentloaded">Página: 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">Carga de recursos: onload y onerror</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/ui-misc">Temas diversos</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 y Range</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/event-loop">Loop de eventos: microtareas y macrotareas</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">Artículos adicionales</h2><div class="frontpage-content__description">Lista de temas adicionales que supone que ha cubierto las dos primeras partes del tutorial. Aquí no hay una jerarquía clara, puede leer los artículos en el orden que desee.</div><div class="list"><div class="list__item"><div class="list__title"><a class="list__link" href="/frames-and-windows">Marcos y ventanas</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/popup-windows">Ventanas emergentes y métodos de ventana</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/cross-window-communication">Comunicación entre ventanas</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/clickjacking">El ataque de secuestro de clics</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/binary">Datos binarios y archivos</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, arrays binarios</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/text-decoder">TextDecoder y 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 y FileReader</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/network">Solicitudes de red</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: Progreso de la descarga</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/fetch-abort">Fetch: Abort</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/fetch-crossorigin">Fetch: Cross-Origin Requests</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">Objetos URL</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">Carga de archivos reanudable</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">Sondeo largo</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">Eventos enviados por el servidor</a></div></li><li class="list-sub__item"><a class="list-sub__more" href="#">Más…</a></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/data-storage">Almacenando datos en el navegador</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">Animaciones</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/bezier-curve">Curva de Bézier</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/css-animations">Animaciones CSS</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/js-animation">Animaciones JavaScript</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/web-components">Componentes Web</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/webcomponents-intro">Desde la altura orbital</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/custom-elements">Elementos personalizados</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">Elemento template</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/slots-composition">Shadow DOM slots, composición</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/shadow-dom-style">Estilo 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 y eventos</a></div></li></ul></div><div class="list__item"><div class="list__title"><a class="list__link" href="/regular-expressions">Expresiones Regulares</a></div><ul class="list-sub"><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-introduction">Patrones y banderas (flags)</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-character-classes">Clases de caracteres</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-unicode">Unicode: bandera "u" y clase \p{...}</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-anchors">Anclas: inicio ^ y final $ de cadena</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-multiline-mode">Modo multilínea de anclas ^ $, bandera "m"</a></div></li><li class="list-sub__item"><div class="list-sub__title"><a class="list-sub__link" href="/regexp-boundary">Límite de palabra: \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">Escapando, caracteres especiales</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">Conjuntos y rangos [...]</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">Cuantificadores +, *, ? y {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">Cuantificadores codiciosos y perezosos</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">Grupos de captura</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">Referencias inversas en patrones: \N y 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