✏️ Editing: globals.json Read Only

{
 "type": "module",
 "source": "doc/api/globals.md",
 "introduced_in": "v0.10.0",
 "stability": 2,
 "stabilityText": "Stable",
 "classes": [
 {
 "textRaw": "Class: `AbortController`",
 "type": "class",
 "name": "AbortController",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": [
 {
 "version": "v15.4.0",
 "pr-url": "https://github.com/nodejs/node/pull/35949",
 "description": "No longer experimental."
 }
 ]
 },
 "desc": "A utility class used to signal cancelation in selected <code>Promise</code>-based APIs.\nThe API is based on the Web API <a href=\"globals.html#class-abortcontroller\" class=\"type\">&lt;AbortController&gt;</a>.\n<pre><code class=\"language-js\">const ac = new AbortController();\n\nac.signal.addEventListener('abort', () => console.log('Aborted!'),\n { once: true });\n\nac.abort();\n\nconsole.log(ac.signal.aborted); // Prints true\n</code></pre>",
 "methods": [
 {
 "textRaw": "`abortController.abort([reason])`",
 "type": "method",
 "name": "abort",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": [
 {
 "version": [
 "v17.2.0",
 "v16.14.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/40807",
 "description": "Added the new optional reason argument."
 }
 ]
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`reason` {any} An optional reason, retrievable on the `AbortSignal`'s `reason` property.",
 "name": "reason",
 "type": "any",
 "desc": "An optional reason, retrievable on the `AbortSignal`'s `reason` property."
 }
 ]
 }
 ],
 "desc": "Triggers the abort signal, causing the <code>abortController.signal</code> to emit\nthe <code>'abort'</code> event."
 }
 ],
 "properties": [
 {
 "textRaw": "`signal` Type: {AbortSignal}",
 "type": "AbortSignal",
 "name": "Type",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 }
 }
 ]
 },
 {
 "textRaw": "Class: `AbortSignal`",
 "type": "class",
 "name": "AbortSignal",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "desc": "<ul>\n<li>Extends: <a href=\"events.html#class-eventtarget\" class=\"type\">&lt;EventTarget&gt;</a></li>\n</ul>\nThe <code>AbortSignal</code> is used to notify observers when the\n<code>abortController.abort()</code> method is called.",
 "classMethods": [
 {
 "textRaw": "Static method: `AbortSignal.abort([reason])`",
 "type": "classMethod",
 "name": "abort",
 "meta": {
 "added": [
 "v15.12.0",
 "v14.17.0"
 ],
 "changes": [
 {
 "version": [
 "v17.2.0",
 "v16.14.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/40807",
 "description": "Added the new optional reason argument."
 }
 ]
 },
 "signatures": [
 {
 "return": {
 "textRaw": "Returns: {AbortSignal}",
 "name": "return",
 "type": "AbortSignal"
 },
 "params": [
 {
 "textRaw": "`reason` {any}",
 "name": "reason",
 "type": "any"
 }
 ]
 }
 ],
 "desc": "Returns a new already aborted <code>AbortSignal</code>."
 },
 {
 "textRaw": "Static method: `AbortSignal.timeout(delay)`",
 "type": "classMethod",
 "name": "timeout",
 "meta": {
 "added": [
 "v17.3.0",
 "v16.14.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`delay` {number} The number of milliseconds to wait before triggering the AbortSignal.",
 "name": "delay",
 "type": "number",
 "desc": "The number of milliseconds to wait before triggering the AbortSignal."
 }
 ]
 }
 ],
 "desc": "Returns a new <code>AbortSignal</code> which will be aborted in <code>delay</code> milliseconds."
 },
 {
 "textRaw": "Static method: `AbortSignal.any(signals)`",
 "type": "classMethod",
 "name": "any",
 "meta": {
 "added": [
 "v20.3.0",
 "v18.17.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`signals` {AbortSignal\\[]} The `AbortSignal`s of which to compose a new `AbortSignal`.",
 "name": "signals",
 "type": "AbortSignal\\[]",
 "desc": "The `AbortSignal`s of which to compose a new `AbortSignal`."
 }
 ]
 }
 ],
 "desc": "Returns a new <code>AbortSignal</code> which will be aborted if any of the provided\nsignals are aborted. Its <a href=\"#abortsignalreason\"><code>abortSignal.reason</code></a> will be set to whichever\none of the <code>signals</code> caused it to be aborted."
 }
 ],
 "events": [
 {
 "textRaw": "Event: `'abort'`",
 "type": "event",
 "name": "abort",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "params": [],
 "desc": "The <code>'abort'</code> event is emitted when the <code>abortController.abort()</code> method\nis called. The callback is invoked with a single object argument with a\nsingle <code>type</code> property set to <code>'abort'</code>:\n<pre><code class=\"language-js\">const ac = new AbortController();\n\n// Use either the onabort property...\nac.signal.onabort = () => console.log('aborted!');\n\n// Or the EventTarget API...\nac.signal.addEventListener('abort', (event) => {\n console.log(event.type); // Prints 'abort'\n}, { once: true });\n\nac.abort();\n</code></pre>\nThe <code>AbortController</code> with which the <code>AbortSignal</code> is associated will only\never trigger the <code>'abort'</code> event once. We recommended that code check\nthat the <code>abortSignal.aborted</code> attribute is <code>false</code> before adding an <code>'abort'</code>\nevent listener.\nAny event listeners attached to the <code>AbortSignal</code> should use the\n<code>{ once: true }</code> option (or, if using the <code>EventEmitter</code> APIs to attach a\nlistener, use the <code>once()</code> method) to ensure that the event listener is\nremoved as soon as the <code>'abort'</code> event is handled. Failure to do so may\nresult in memory leaks."
 }
 ],
 "properties": [
 {
 "textRaw": "`aborted` Type: {boolean}",
 "type": "boolean",
 "name": "Type",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "desc": "True after the <code>AbortController</code> has been aborted."
 },
 {
 "textRaw": "`onabort` Type: {Function}",
 "type": "Function",
 "name": "Type",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "desc": "An optional callback function that may be set by user code to be notified\nwhen the <code>abortController.abort()</code> function has been called."
 },
 {
 "textRaw": "`reason` Type: {any}",
 "type": "any",
 "name": "Type",
 "meta": {
 "added": [
 "v17.2.0",
 "v16.14.0"
 ],
 "changes": []
 },
 "desc": "An optional reason specified when the <code>AbortSignal</code> was triggered.\n<pre><code class=\"language-js\">const ac = new AbortController();\nac.abort(new Error('boom!'));\nconsole.log(ac.signal.reason); // Error: boom!\n</code></pre>"
 }
 ],
 "methods": [
 {
 "textRaw": "`abortSignal.throwIfAborted()`",
 "type": "method",
 "name": "throwIfAborted",
 "meta": {
 "added": [
 "v17.3.0",
 "v16.17.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "If <code>abortSignal.aborted</code> is <code>true</code>, throws <code>abortSignal.reason</code>."
 }
 ]
 },
 {
 "textRaw": "Class: `Blob`",
 "type": "class",
 "name": "Blob",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": []
 },
 "desc": "See <a href=\"buffer.html#class-blob\" class=\"type\">&lt;Blob&gt;</a>."
 },
 {
 "textRaw": "Class: `BroadcastChannel`",
 "type": "class",
 "name": "BroadcastChannel",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": []
 },
 "desc": "See <a href=\"worker_threads.html#class-broadcastchannel-extends-eventtarget\" class=\"type\">&lt;BroadcastChannel&gt;</a>."
 },
 {
 "textRaw": "Class: `Buffer`",
 "type": "class",
 "name": "Buffer",
 "meta": {
 "added": [
 "v0.1.103"
 ],
 "changes": []
 },
 "desc": "<ul>\n<li>Type: <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function\" class=\"type\">&lt;Function&gt;</a></li>\n</ul>\nUsed to handle binary data. See the <a href=\"buffer.html\">buffer section</a>."
 },
 {
 "textRaw": "Class: `ByteLengthQueuingStrategy`",
 "type": "class",
 "name": "ByteLengthQueuingStrategy",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-bytelengthqueuingstrategy\"><code>ByteLengthQueuingStrategy</code></a>."
 },
 {
 "textRaw": "Class: `CloseEvent`",
 "type": "class",
 "name": "CloseEvent",
 "meta": {
 "added": [
 "v23.0.0"
 ],
 "changes": []
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/CloseEvent\" class=\"type\">&lt;CloseEvent&gt;</a>. Disable this API\nwith the <a href=\"cli.html#--no-experimental-websocket\"><code>--no-experimental-websocket</code></a> CLI flag."
 },
 {
 "textRaw": "Class: `CompressionStream`",
 "type": "class",
 "name": "CompressionStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": "v24.7.0",
 "pr-url": "https://github.com/nodejs/node/pull/59464",
 "description": "format now accepts `brotli` value."
 },
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-compressionstream\"><code>CompressionStream</code></a>."
 },
 {
 "textRaw": "Class: `CountQueuingStrategy`",
 "type": "class",
 "name": "CountQueuingStrategy",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-countqueuingstrategy\"><code>CountQueuingStrategy</code></a>."
 },
 {
 "textRaw": "Class: `Crypto`",
 "type": "class",
 "name": "Crypto",
 "meta": {
 "added": [
 "v17.6.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": "v23.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/52564",
 "description": "No longer experimental."
 },
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/42083",
 "description": "No longer behind `--experimental-global-webcrypto` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webcrypto.html#class-crypto\" class=\"type\">&lt;Crypto&gt;</a>. This global is available\nonly if the Node.js binary was compiled with including support for the\n<code>node:crypto</code> module."
 },
 {
 "textRaw": "Class: `CryptoKey`",
 "type": "class",
 "name": "CryptoKey",
 "meta": {
 "added": [
 "v17.6.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": "v23.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/52564",
 "description": "No longer experimental."
 },
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/42083",
 "description": "No longer behind `--experimental-global-webcrypto` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webcrypto.html#class-cryptokey\" class=\"type\">&lt;CryptoKey&gt;</a>. This global is available\nonly if the Node.js binary was compiled with including support for the\n<code>node:crypto</code> module."
 },
 {
 "textRaw": "Class: `CustomEvent`",
 "type": "class",
 "name": "CustomEvent",
 "meta": {
 "added": [
 "v18.7.0",
 "v16.17.0"
 ],
 "changes": [
 {
 "version": "v23.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/52723",
 "description": "No longer experimental."
 },
 {
 "version": [
 "v22.1.0",
 "v20.13.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/52618",
 "description": "CustomEvent is now stable."
 },
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/44860",
 "description": "No longer behind `--experimental-global-customevent` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"events.html#class-customevent\" class=\"type\">&lt;CustomEvent&gt;</a>."
 },
 {
 "textRaw": "Class: `DecompressionStream`",
 "type": "class",
 "name": "DecompressionStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": "v24.7.0",
 "pr-url": "https://github.com/nodejs/node/pull/59464",
 "description": "format now accepts `brotli` value."
 },
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-decompressionstream\"><code>DecompressionStream</code></a>."
 },
 {
 "textRaw": "Class: `DOMException`",
 "type": "class",
 "name": "DOMException",
 "meta": {
 "added": [
 "v17.0.0"
 ],
 "changes": []
 },
 "desc": "The WHATWG <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/DOMException\" class=\"type\">&lt;DOMException&gt;</a> class."
 },
 {
 "textRaw": "Class: `Event`",
 "type": "class",
 "name": "Event",
 "meta": {
 "added": [
 "v15.0.0"
 ],
 "changes": [
 {
 "version": "v15.4.0",
 "pr-url": "https://github.com/nodejs/node/pull/35949",
 "description": "No longer experimental."
 }
 ]
 },
 "desc": "A browser-compatible implementation of the <code>Event</code> class. See\n<a href=\"events.html#eventtarget-and-event-api\"><code>EventTarget</code> and <code>Event</code> API</a> for more details."
 },
 {
 "textRaw": "Class: `EventSource`",
 "type": "class",
 "name": "EventSource",
 "meta": {
 "added": [
 "v22.3.0",
 "v20.18.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": "Experimental. Enable this API with the [`--experimental-eventsource`][] CLI flag.",
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/EventSource\" class=\"type\">&lt;EventSource&gt;</a>."
 },
 {
 "textRaw": "Class: `EventTarget`",
 "type": "class",
 "name": "EventTarget",
 "meta": {
 "added": [
 "v15.0.0"
 ],
 "changes": [
 {
 "version": "v15.4.0",
 "pr-url": "https://github.com/nodejs/node/pull/35949",
 "description": "No longer experimental."
 }
 ]
 },
 "desc": "A browser-compatible implementation of the <code>EventTarget</code> class. See\n<a href=\"events.html#eventtarget-and-event-api\"><code>EventTarget</code> and <code>Event</code> API</a> for more details."
 },
 {
 "textRaw": "Class: `File`",
 "type": "class",
 "name": "File",
 "meta": {
 "added": [
 "v20.0.0"
 ],
 "changes": []
 },
 "desc": "See <a href=\"buffer.html#class-file\" class=\"type\">&lt;File&gt;</a>."
 },
 {
 "textRaw": "Class: `FormData`",
 "type": "class",
 "name": "FormData",
 "meta": {
 "added": [
 "v17.6.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": [
 "v21.0.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/45684",
 "description": "No longer experimental."
 },
 {
 "version": "v18.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/41811",
 "description": "No longer behind `--experimental-fetch` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/FormData\" class=\"type\">&lt;FormData&gt;</a>."
 },
 {
 "textRaw": "Class: `Headers`",
 "type": "class",
 "name": "Headers",
 "meta": {
 "added": [
 "v17.5.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": [
 "v21.0.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/45684",
 "description": "No longer experimental."
 },
 {
 "version": "v18.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/41811",
 "description": "No longer behind `--experimental-fetch` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Headers\" class=\"type\">&lt;Headers&gt;</a>."
 },
 {
 "textRaw": "Class: `MessageChannel`",
 "type": "class",
 "name": "MessageChannel",
 "meta": {
 "added": [
 "v15.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>MessageChannel</code> class. See <a href=\"worker_threads.html#class-messagechannel\"><code>MessageChannel</code></a> for more details."
 },
 {
 "textRaw": "Class: `MessageEvent`",
 "type": "class",
 "name": "MessageEvent",
 "meta": {
 "added": [
 "v15.0.0"
 ],
 "changes": []
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/MessageEvent\" class=\"type\">&lt;MessageEvent&gt;</a>."
 },
 {
 "textRaw": "Class: `MessagePort`",
 "type": "class",
 "name": "MessagePort",
 "meta": {
 "added": [
 "v15.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>MessagePort</code> class. See <a href=\"worker_threads.html#class-messageport\"><code>MessagePort</code></a> for more details."
 },
 {
 "textRaw": "Class: `Navigator`",
 "type": "class",
 "name": "Navigator",
 "meta": {
 "added": [
 "v21.0.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": ".1 - Active development. Disable this API with the [`--no-experimental-global-navigator`][] CLI flag.",
 "desc": "A partial implementation of the <a href=\"https://html.spec.whatwg.org/multipage/system-state.html#the-navigator-object\">Navigator API</a>."
 },
 {
 "textRaw": "Class: `PerformanceEntry`",
 "type": "class",
 "name": "PerformanceEntry",
 "meta": {
 "added": [
 "v19.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>PerformanceEntry</code> class. See <a href=\"perf_hooks.html#class-performanceentry\"><code>PerformanceEntry</code></a> for more details."
 },
 {
 "textRaw": "Class: `PerformanceMark`",
 "type": "class",
 "name": "PerformanceMark",
 "meta": {
 "added": [
 "v19.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>PerformanceMark</code> class. See <a href=\"perf_hooks.html#class-performancemark\"><code>PerformanceMark</code></a> for more details."
 },
 {
 "textRaw": "Class: `PerformanceMeasure`",
 "type": "class",
 "name": "PerformanceMeasure",
 "meta": {
 "added": [
 "v19.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>PerformanceMeasure</code> class. See <a href=\"perf_hooks.html#class-performancemeasure\"><code>PerformanceMeasure</code></a> for more details."
 },
 {
 "textRaw": "Class: `PerformanceObserver`",
 "type": "class",
 "name": "PerformanceObserver",
 "meta": {
 "added": [
 "v19.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>PerformanceObserver</code> class. See <a href=\"perf_hooks.html#class-performanceobserver\"><code>PerformanceObserver</code></a> for more details."
 },
 {
 "textRaw": "Class: `PerformanceObserverEntryList`",
 "type": "class",
 "name": "PerformanceObserverEntryList",
 "meta": {
 "added": [
 "v19.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>PerformanceObserverEntryList</code> class. See\n<a href=\"perf_hooks.html#class-performanceobserverentrylist\"><code>PerformanceObserverEntryList</code></a> for more details."
 },
 {
 "textRaw": "Class: `PerformanceResourceTiming`",
 "type": "class",
 "name": "PerformanceResourceTiming",
 "meta": {
 "added": [
 "v19.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>PerformanceResourceTiming</code> class. See <a href=\"perf_hooks.html#class-performanceresourcetiming\"><code>PerformanceResourceTiming</code></a> for\nmore details."
 },
 {
 "textRaw": "Class: `ReadableByteStreamController`",
 "type": "class",
 "name": "ReadableByteStreamController",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablebytestreamcontroller\"><code>ReadableByteStreamController</code></a>."
 },
 {
 "textRaw": "Class: `ReadableStream`",
 "type": "class",
 "name": "ReadableStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestream\"><code>ReadableStream</code></a>."
 },
 {
 "textRaw": "Class: `ReadableStreamBYOBReader`",
 "type": "class",
 "name": "ReadableStreamBYOBReader",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestreambyobreader\"><code>ReadableStreamBYOBReader</code></a>."
 },
 {
 "textRaw": "Class: `ReadableStreamBYOBRequest`",
 "type": "class",
 "name": "ReadableStreamBYOBRequest",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestreambyobrequest\"><code>ReadableStreamBYOBRequest</code></a>."
 },
 {
 "textRaw": "Class: `ReadableStreamDefaultController`",
 "type": "class",
 "name": "ReadableStreamDefaultController",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestreamdefaultcontroller\"><code>ReadableStreamDefaultController</code></a>."
 },
 {
 "textRaw": "Class: `ReadableStreamDefaultReader`",
 "type": "class",
 "name": "ReadableStreamDefaultReader",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestreamdefaultreader\"><code>ReadableStreamDefaultReader</code></a>."
 },
 {
 "textRaw": "Class: `Request`",
 "type": "class",
 "name": "Request",
 "meta": {
 "added": [
 "v17.5.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": [
 "v21.0.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/45684",
 "description": "No longer experimental."
 },
 {
 "version": "v18.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/41811",
 "description": "No longer behind `--experimental-fetch` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Request\" class=\"type\">&lt;Request&gt;</a>."
 },
 {
 "textRaw": "Class: `Response`",
 "type": "class",
 "name": "Response",
 "meta": {
 "added": [
 "v17.5.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": [
 "v21.0.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/45684",
 "description": "No longer experimental."
 },
 {
 "version": "v18.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/41811",
 "description": "No longer behind `--experimental-fetch` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Response\" class=\"type\">&lt;Response&gt;</a>."
 },
 {
 "textRaw": "Class: `Storage`",
 "type": "class",
 "name": "Storage",
 "meta": {
 "added": [
 "v22.4.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": ".2 - Release candidate. Enable this API with [`--experimental-webstorage`][].",
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Storage\" class=\"type\">&lt;Storage&gt;</a>."
 },
 {
 "textRaw": "Class: `SubtleCrypto`",
 "type": "class",
 "name": "SubtleCrypto",
 "meta": {
 "added": [
 "v17.6.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/42083",
 "description": "No longer behind `--experimental-global-webcrypto` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webcrypto.html#class-subtlecrypto\" class=\"type\">&lt;SubtleCrypto&gt;</a>. This global is available\nonly if the Node.js binary was compiled with including support for the\n<code>node:crypto</code> module."
 },
 {
 "textRaw": "Class: `TextDecoder`",
 "type": "class",
 "name": "TextDecoder",
 "meta": {
 "added": [
 "v11.0.0"
 ],
 "changes": []
 },
 "desc": "The WHATWG <code>TextDecoder</code> class. See the <a href=\"util.html#class-utiltextdecoder\"><code>TextDecoder</code></a> section."
 },
 {
 "textRaw": "Class: `TextDecoderStream`",
 "type": "class",
 "name": "TextDecoderStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-textdecoderstream\"><code>TextDecoderStream</code></a>."
 },
 {
 "textRaw": "Class: `TextEncoder`",
 "type": "class",
 "name": "TextEncoder",
 "meta": {
 "added": [
 "v11.0.0"
 ],
 "changes": []
 },
 "desc": "The WHATWG <code>TextEncoder</code> class. See the <a href=\"util.html#class-utiltextencoder\"><code>TextEncoder</code></a> section."
 },
 {
 "textRaw": "Class: `TextEncoderStream`",
 "type": "class",
 "name": "TextEncoderStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-textencoderstream\"><code>TextEncoderStream</code></a>."
 },
 {
 "textRaw": "Class: `TransformStream`",
 "type": "class",
 "name": "TransformStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-transformstream\"><code>TransformStream</code></a>."
 },
 {
 "textRaw": "Class: `TransformStreamDefaultController`",
 "type": "class",
 "name": "TransformStreamDefaultController",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-transformstreamdefaultcontroller\"><code>TransformStreamDefaultController</code></a>."
 },
 {
 "textRaw": "Class: `URL`",
 "type": "class",
 "name": "URL",
 "meta": {
 "added": [
 "v10.0.0"
 ],
 "changes": []
 },
 "desc": "The WHATWG <code>URL</code> class. See the <a href=\"url.html#class-url\"><code>URL</code></a> section."
 },
 {
 "textRaw": "Class: `URLPattern`",
 "type": "class",
 "name": "URLPattern",
 "meta": {
 "added": [
 "v24.0.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": "Experimental",
 "desc": "The WHATWG <code>URLPattern</code> class. See the <a href=\"url.html#class-urlpattern\"><code>URLPattern</code></a> section."
 },
 {
 "textRaw": "Class: `URLSearchParams`",
 "type": "class",
 "name": "URLSearchParams",
 "meta": {
 "added": [
 "v10.0.0"
 ],
 "changes": []
 },
 "desc": "The WHATWG <code>URLSearchParams</code> class. See the <a href=\"url.html#class-urlsearchparams\"><code>URLSearchParams</code></a> section."
 },
 {
 "textRaw": "Class: `WebAssembly`",
 "type": "class",
 "name": "WebAssembly",
 "meta": {
 "added": [
 "v8.0.0"
 ],
 "changes": []
 },
 "desc": "<ul>\n<li>Type: <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object\" class=\"type\">&lt;Object&gt;</a></li>\n</ul>\nThe object that acts as the namespace for all W3C\n<a href=\"https://webassembly.org\">WebAssembly</a> related functionality. See the\n<a href=\"https://developer.mozilla.org/en-US/docs/WebAssembly\">Mozilla Developer Network</a> for usage and compatibility."
 },
 {
 "textRaw": "Class: `WebSocket`",
 "type": "class",
 "name": "WebSocket",
 "meta": {
 "added": [
 "v21.0.0",
 "v20.10.0"
 ],
 "changes": [
 {
 "version": "v22.4.0",
 "pr-url": "https://github.com/nodejs/node/pull/53352",
 "description": "No longer experimental."
 },
 {
 "version": "v22.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/51594",
 "description": "No longer behind `--experimental-websocket` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/WebSocket\" class=\"type\">&lt;WebSocket&gt;</a>. Disable this API\nwith the <a href=\"cli.html#--no-experimental-websocket\"><code>--no-experimental-websocket</code></a> CLI flag."
 },
 {
 "textRaw": "Class: `WritableStream`",
 "type": "class",
 "name": "WritableStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-writablestream\"><code>WritableStream</code></a>."
 },
 {
 "textRaw": "Class: `WritableStreamDefaultController`",
 "type": "class",
 "name": "WritableStreamDefaultController",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-writablestreamdefaultcontroller\"><code>WritableStreamDefaultController</code></a>."
 },
 {
 "textRaw": "Class: `WritableStreamDefaultWriter`",
 "type": "class",
 "name": "WritableStreamDefaultWriter",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-writablestreamdefaultwriter\"><code>WritableStreamDefaultWriter</code></a>."
 }
 ],
 "methods": [
 {
 "textRaw": "`atob(data)`",
 "type": "method",
 "name": "atob",
 "meta": {
 "added": [
 "v16.0.0"
 ],
 "changes": []
 },
 "stability": 3,
 "stabilityText": "Legacy. Use `Buffer.from(data, 'base64')` instead.",
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "Global alias for <a href=\"buffer.html#bufferatobdata\"><code>buffer.atob()</code></a>.\nAn automated migration is available (<a href=\"https://github.com/nodejs/userland-migrations/tree/main/recipes/buffer-atob-btoa\">source</a>):\n<pre><code class=\"language-bash\">npx codemod@latest @nodejs/buffer-atob-btoa\n</code></pre>"
 },
 {
 "textRaw": "`btoa(data)`",
 "type": "method",
 "name": "btoa",
 "meta": {
 "added": [
 "v16.0.0"
 ],
 "changes": []
 },
 "stability": 3,
 "stabilityText": "Legacy. Use `buf.toString('base64')` instead.",
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "Global alias for <a href=\"buffer.html#bufferbtoadata\"><code>buffer.btoa()</code></a>.\nAn automated migration is available (<a href=\"https://github.com/nodejs/userland-migrations/tree/main/recipes/buffer-atob-btoa\">source</a>):\n<pre><code class=\"language-bash\">npx codemod@latest @nodejs/buffer-atob-btoa\n</code></pre>"
 },
 {
 "textRaw": "`clearImmediate(immediateObject)`",
 "type": "method",
 "name": "clearImmediate",
 "meta": {
 "added": [
 "v0.9.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#clearimmediateimmediate\"><code>clearImmediate</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`clearInterval(intervalObject)`",
 "type": "method",
 "name": "clearInterval",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#clearintervaltimeout\"><code>clearInterval</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`clearTimeout(timeoutObject)`",
 "type": "method",
 "name": "clearTimeout",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#cleartimeouttimeout\"><code>clearTimeout</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`queueMicrotask(callback)`",
 "type": "method",
 "name": "queueMicrotask",
 "meta": {
 "added": [
 "v11.0.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`callback` {Function} Function to be queued.",
 "name": "callback",
 "type": "Function",
 "desc": "Function to be queued."
 }
 ]
 }
 ],
 "desc": "The <code>queueMicrotask()</code> method queues a microtask to invoke <code>callback</code>. If\n<code>callback</code> throws an exception, the <a href=\"process.html#process\"><code>process</code> object</a> <code>'uncaughtException'</code>\nevent will be emitted.\nThe microtask queue is managed by V8 and may be used in a similar manner to\nthe <a href=\"process.html#processnexttickcallback-args\"><code>process.nextTick()</code></a> queue, which is managed by Node.js. The\n<code>process.nextTick()</code> queue is always processed before the microtask queue\nwithin each turn of the Node.js event loop.\n<pre><code class=\"language-js\">// Here, `queueMicrotask()` is used to ensure the 'load' event is always\n// emitted asynchronously, and therefore consistently. Using\n// `process.nextTick()` here would result in the 'load' event always emitting\n// before any other promise jobs.\n\nDataHandler.prototype.load = async function load(key) {\n const hit = this._cache.get(key);\n if (hit !== undefined) {\n queueMicrotask(() => {\n this.emit('load', hit);\n });\n return;\n }\n\n const data = await fetchData(key);\n this._cache.set(key, data);\n this.emit('load', data);\n};\n</code></pre>"
 },
 {
 "textRaw": "`require()`",
 "type": "method",
 "name": "require",
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "This variable may appear to be global but is not. See <a href=\"modules.html#requireid\"><code>require()</code></a>."
 },
 {
 "textRaw": "`setImmediate(callback[, ...args])`",
 "type": "method",
 "name": "setImmediate",
 "meta": {
 "added": [
 "v0.9.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#setimmediatecallback-args\"><code>setImmediate</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`setInterval(callback, delay[, ...args])`",
 "type": "method",
 "name": "setInterval",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#setintervalcallback-delay-args\"><code>setInterval</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`setTimeout(callback, delay[, ...args])`",
 "type": "method",
 "name": "setTimeout",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#settimeoutcallback-delay-args\"><code>setTimeout</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`structuredClone(value[, options])`",
 "type": "method",
 "name": "structuredClone",
 "meta": {
 "added": [
 "v17.0.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "The WHATWG <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Window/structuredClone\"><code>structuredClone</code></a> method."
 }
 ],
 "miscs": [
 {
 "textRaw": "Global objects",
 "name": "Global objects",
 "introduced_in": "v0.10.0",
 "type": "misc",
 "stability": 2,
 "stabilityText": "Stable",
 "desc": "These objects are available in all modules.\nThe following variables may appear to be global but are not. They exist only in\nthe scope of <a href=\"modules.html\">CommonJS modules</a>:\n<ul>\n<li><a href=\"modules.html#__dirname\"><code>__dirname</code></a></li>\n<li><a href=\"modules.html#__filename\"><code>__filename</code></a></li>\n<li><a href=\"modules.html#exports\"><code>exports</code></a></li>\n<li><a href=\"modules.html#module\"><code>module</code></a></li>\n<li><a href=\"modules.html#requireid\"><code>require()</code></a></li>\n</ul>\nThe objects listed here are specific to Node.js. There are <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects\">built-in objects</a>\nthat are part of the JavaScript language itself, which are also globally\naccessible.",
 "miscs": [
 {
 "textRaw": "`__dirname`",
 "name": "`__dirname`",
 "desc": "This variable may appear to be global but is not. See <a href=\"modules.html#__dirname\"><code>__dirname</code></a>.",
 "type": "misc",
 "displayName": "`__dirname`"
 },
 {
 "textRaw": "`__filename`",
 "name": "`__filename`",
 "desc": "This variable may appear to be global but is not. See <a href=\"modules.html#__filename\"><code>__filename</code></a>.",
 "type": "misc",
 "displayName": "`__filename`"
 },
 {
 "textRaw": "`console`",
 "name": "`console`",
 "meta": {
 "added": [
 "v0.1.100"
 ],
 "changes": []
 },
 "desc": "<ul>\n<li>Type: <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object\" class=\"type\">&lt;Object&gt;</a></li>\n</ul>\nUsed to print to stdout and stderr. See the <a href=\"console.html\"><code>console</code></a> section.",
 "type": "misc",
 "displayName": "`console`"
 },
 {
 "textRaw": "`crypto`",
 "name": "`crypto`",
 "meta": {
 "added": [
 "v17.6.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": "v23.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/52564",
 "description": "No longer experimental."
 },
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/42083",
 "description": "No longer behind `--experimental-global-webcrypto` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of the <a href=\"webcrypto.html\">Web Crypto API</a>.",
 "type": "misc",
 "displayName": "`crypto`"
 },
 {
 "textRaw": "`exports`",
 "name": "`exports`",
 "desc": "This variable may appear to be global but is not. See <a href=\"modules.html#exports\"><code>exports</code></a>.",
 "type": "misc",
 "displayName": "`exports`"
 },
 {
 "textRaw": "`fetch`",
 "name": "`fetch`",
 "meta": {
 "added": [
 "v17.5.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": [
 "v21.0.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/45684",
 "description": "No longer experimental."
 },
 {
 "version": "v18.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/41811",
 "description": "No longer behind `--experimental-fetch` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of the <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Window/fetch\"><code>fetch()</code></a> function.\n<pre><code class=\"language-mjs\">const res = await fetch('https://nodejs.org/api/documentation.json');\nif (res.ok) {\n const data = await res.json();\n console.log(data);\n}\n</code></pre>\nThe implementation is based upon <a href=\"https://undici.nodejs.org\">undici</a>, an HTTP/1.1 client\nwritten from scratch for Node.js. You can figure out which version of <code>undici</code> is bundled\nin your Node.js process reading the <code>process.versions.undici</code> property.",
 "modules": [
 {
 "textRaw": "Custom dispatcher",
 "name": "custom_dispatcher",
 "desc": "You can use a custom dispatcher to dispatch requests passing it in fetch's options object.\nThe dispatcher must be compatible with <code>undici</code>'s\n<a href=\"https://undici.nodejs.org/#/docs/api/Dispatcher.md\"><code>Dispatcher</code> class</a>.\n<pre><code class=\"language-js\">fetch(url, { dispatcher: new MyAgent() });\n</code></pre>\nIt is possible to change the global dispatcher in Node.js by installing <code>undici</code> and using\nthe <code>setGlobalDispatcher()</code> method. Calling this method will affect both <code>undici</code> and\nNode.js.\n<pre><code class=\"language-mjs\">import { setGlobalDispatcher } from 'undici';\nsetGlobalDispatcher(new MyAgent());\n</code></pre>",
 "type": "module",
 "displayName": "Custom dispatcher"
 },
 {
 "textRaw": "Related classes",
 "name": "related_classes",
 "desc": "The following globals are available to use with <code>fetch</code>:\n<ul>\n<li><a href=\"#class-formdata\"><code>FormData</code></a></li>\n<li><a href=\"#class-headers\"><code>Headers</code></a></li>\n<li><a href=\"#class-request\"><code>Request</code></a></li>\n<li><a href=\"#class-response\"><code>Response</code></a></li>\n</ul>",
 "type": "module",
 "displayName": "Related classes"
 }
 ],
 "type": "misc",
 "displayName": "`fetch`"
 },
 {
 "textRaw": "`global`",
 "name": "`global`",
 "meta": {
 "added": [
 "v0.1.27"
 ],
 "changes": []
 },
 "stability": 3,
 "stabilityText": "Legacy. Use [`globalThis`][] instead.",
 "desc": "<ul>\n<li>Type: <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object\" class=\"type\">&lt;Object&gt;</a> The global namespace object.</li>\n</ul>\nIn browsers, the top-level scope has traditionally been the global scope. This\nmeans that <code>var something</code> will define a new global variable, except within\nECMAScript modules. In Node.js, this is different. The top-level scope is not\nthe global scope; <code>var something</code> inside a Node.js module will be local to that\nmodule, regardless of whether it is a <a href=\"modules.html\">CommonJS module</a> or an\n<a href=\"esm.html\">ECMAScript module</a>.",
 "type": "misc",
 "displayName": "`global`"
 },
 {
 "textRaw": "`localStorage`",
 "name": "`localstorage`",
 "meta": {
 "added": [
 "v22.4.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": ".2 - Release candidate. Enable this API with [`--experimental-webstorage`][].",
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Window/localStorage\"><code>localStorage</code></a>. Data is stored\nunencrypted in the file specified by the <a href=\"cli.html#--localstorage-filefile\"><code>--localstorage-file</code></a> CLI flag.\nThe maximum amount of data that can be stored is 10 MB.\nAny modification of this data outside of the Web Storage API is not supported.\n<code>localStorage</code> data is not stored per user or per request when used in the context\nof a server, it is shared across all users and requests.",
 "type": "misc",
 "displayName": "`localStorage`"
 },
 {
 "textRaw": "`module`",
 "name": "`module`",
 "desc": "This variable may appear to be global but is not. See <a href=\"modules.html#module\"><code>module</code></a>.",
 "type": "misc",
 "displayName": "`module`"
 },
 {
 "textRaw": "`navigator`",
 "name": "`navigator`",
 "meta": {
 "added": [
 "v21.0.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": ".1 - Active development. Disable this API with the [`--no-experimental-global-navigator`][] CLI flag.",
 "desc": "A partial implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Window/navigator\"><code>window.navigator</code></a>.",
 "properties": [
 {
 "textRaw": "`hardwareConcurrency` Type: {number}",
 "type": "number",
 "name": "Type",
 "meta": {
 "added": [
 "v21.0.0"
 ],
 "changes": []
 },
 "desc": "The <code>navigator.hardwareConcurrency</code> read-only property returns the number of\nlogical processors available to the current Node.js instance.\n<pre><code class=\"language-js\">console.log(`This process is running on ${navigator.hardwareConcurrency} logical processors`);\n</code></pre>"
 },
 {
 "textRaw": "`language` Type: {string}",
 "type": "string",
 "name": "Type",
 "meta": {
 "added": [
 "v21.2.0"
 ],
 "changes": []
 },
 "desc": "The <code>navigator.language</code> read-only property returns a string representing the\npreferred language of the Node.js instance. The language will be determined by\nthe ICU library used by Node.js at runtime based on the\ndefault language of the operating system.\nThe value is representing the language version as defined in <a href=\"https://www.rfc-editor.org/rfc/rfc5646.txt\">RFC 5646</a>.\nThe fallback value on builds without ICU is <code>'en-US'</code>.\n<pre><code class=\"language-js\">console.log(`The preferred language of the Node.js instance has the tag '${navigator.language}'`);\n</code></pre>"
 },
 {
 "textRaw": "`languages` Type: {string\\[]}",
 "type": "string\\[]",
 "name": "Type",
 "meta": {
 "added": [
 "v21.2.0"
 ],
 "changes": []
 },
 "desc": "The <code>navigator.languages</code> read-only property returns an array of strings\nrepresenting the preferred languages of the Node.js instance.\nBy default <code>navigator.languages</code> contains only the value of\n<code>navigator.language</code>, which will be determined by the ICU library used by\nNode.js at runtime based on the default language of the operating system.\nThe fallback value on builds without ICU is <code>['en-US']</code>.\n<pre><code class=\"language-js\">console.log(`The preferred languages are '${navigator.languages}'`);\n</code></pre>"
 },
 {
 "textRaw": "`navigator.locks`",
 "name": "locks",
 "meta": {
 "added": [
 "v24.5.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": "Experimental",
 "desc": "The <code>navigator.locks</code> read-only property returns a <a href=\"worker_threads.html#class-lockmanager\"><code>LockManager</code></a> instance that\ncan be used to coordinate access to resources that may be shared across multiple\nthreads within the same process. This global implementation matches the semantics\nof the <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/LockManager\">browser <code>LockManager</code></a> API.\n<pre><code class=\"language-mjs\">// Request an exclusive lock\nawait navigator.locks.request('my_resource', async (lock) => {\n // The lock has been acquired.\n console.log(`Lock acquired: ${lock.name}`);\n // Lock is automatically released when the function returns\n});\n\n// Request a shared lock\nawait navigator.locks.request('shared_resource', { mode: 'shared' }, async (lock) => {\n // Multiple shared locks can be held simultaneously\n console.log(`Shared lock acquired: ${lock.name}`);\n});\n</code></pre>\n<pre><code class=\"language-cjs\">// Request an exclusive lock\nnavigator.locks.request('my_resource', async (lock) => {\n // The lock has been acquired.\n console.log(`Lock acquired: ${lock.name}`);\n // Lock is automatically released when the function returns\n}).then(() => {\n console.log('Lock released');\n});\n\n// Request a shared lock\nnavigator.locks.request('shared_resource', { mode: 'shared' }, async (lock) => {\n // Multiple shared locks can be held simultaneously\n console.log(`Shared lock acquired: ${lock.name}`);\n}).then(() => {\n console.log('Shared lock released');\n});\n</code></pre>\nSee <a href=\"worker_threads.html#worker_threadslocks\"><code>worker_threads.locks</code></a> for detailed API documentation."
 },
 {
 "textRaw": "`platform` Type: {string}",
 "type": "string",
 "name": "Type",
 "meta": {
 "added": [
 "v21.2.0"
 ],
 "changes": []
 },
 "desc": "The <code>navigator.platform</code> read-only property returns a string identifying the\nplatform on which the Node.js instance is running.\n<pre><code class=\"language-js\">console.log(`This process is running on ${navigator.platform}`);\n</code></pre>"
 },
 {
 "textRaw": "`userAgent` Type: {string}",
 "type": "string",
 "name": "Type",
 "meta": {
 "added": [
 "v21.1.0"
 ],
 "changes": []
 },
 "desc": "The <code>navigator.userAgent</code> read-only property returns user agent\nconsisting of the runtime name and major version number.\n<pre><code class=\"language-js\">console.log(`The user-agent is ${navigator.userAgent}`); // Prints \"Node.js/21\"\n</code></pre>"
 }
 ],
 "type": "misc",
 "displayName": "`navigator`"
 },
 {
 "textRaw": "`performance`",
 "name": "`performance`",
 "meta": {
 "added": [
 "v16.0.0"
 ],
 "changes": []
 },
 "desc": "The <a href=\"perf_hooks.html#perf_hooksperformance\"><code>perf_hooks.performance</code></a> object.",
 "type": "misc",
 "displayName": "`performance`"
 },
 {
 "textRaw": "`process`",
 "name": "`process`",
 "meta": {
 "added": [
 "v0.1.7"
 ],
 "changes": []
 },
 "desc": "<ul>\n<li>Type: <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object\" class=\"type\">&lt;Object&gt;</a></li>\n</ul>\nThe process object. See the <a href=\"process.html#process\"><code>process</code> object</a> section.",
 "type": "misc",
 "displayName": "`process`"
 },
 {
 "textRaw": "`sessionStorage`",
 "name": "`sessionstorage`",
 "meta": {
 "added": [
 "v22.4.0"
 ],
 "changes": [
 {
 "version": "v25.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/57666",
 "description": "This API is no longer behind `--experimental-webstorage` runtime flag."
 }
 ]
 },
 "stability": 1,
 "stabilityText": ".2 - Release candidate. Enable this API with [`--experimental-webstorage`][].",
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Window/sessionStorage\"><code>sessionStorage</code></a>. Data is stored in\nmemory, with a storage quota of 10 MB. <code>sessionStorage</code> data persists only within\nthe currently running process, and is not shared between workers.",
 "type": "misc",
 "displayName": "`sessionStorage`"
 }
 ],
 "classes": [
 {
 "textRaw": "Class: `AbortController`",
 "type": "class",
 "name": "AbortController",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": [
 {
 "version": "v15.4.0",
 "pr-url": "https://github.com/nodejs/node/pull/35949",
 "description": "No longer experimental."
 }
 ]
 },
 "desc": "A utility class used to signal cancelation in selected <code>Promise</code>-based APIs.\nThe API is based on the Web API <a href=\"globals.html#class-abortcontroller\" class=\"type\">&lt;AbortController&gt;</a>.\n<pre><code class=\"language-js\">const ac = new AbortController();\n\nac.signal.addEventListener('abort', () => console.log('Aborted!'),\n { once: true });\n\nac.abort();\n\nconsole.log(ac.signal.aborted); // Prints true\n</code></pre>",
 "methods": [
 {
 "textRaw": "`abortController.abort([reason])`",
 "type": "method",
 "name": "abort",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": [
 {
 "version": [
 "v17.2.0",
 "v16.14.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/40807",
 "description": "Added the new optional reason argument."
 }
 ]
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`reason` {any} An optional reason, retrievable on the `AbortSignal`'s `reason` property.",
 "name": "reason",
 "type": "any",
 "desc": "An optional reason, retrievable on the `AbortSignal`'s `reason` property."
 }
 ]
 }
 ],
 "desc": "Triggers the abort signal, causing the <code>abortController.signal</code> to emit\nthe <code>'abort'</code> event."
 }
 ],
 "properties": [
 {
 "textRaw": "`signal` Type: {AbortSignal}",
 "type": "AbortSignal",
 "name": "Type",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 }
 }
 ]
 },
 {
 "textRaw": "Class: `AbortSignal`",
 "type": "class",
 "name": "AbortSignal",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "desc": "<ul>\n<li>Extends: <a href=\"events.html#class-eventtarget\" class=\"type\">&lt;EventTarget&gt;</a></li>\n</ul>\nThe <code>AbortSignal</code> is used to notify observers when the\n<code>abortController.abort()</code> method is called.",
 "classMethods": [
 {
 "textRaw": "Static method: `AbortSignal.abort([reason])`",
 "type": "classMethod",
 "name": "abort",
 "meta": {
 "added": [
 "v15.12.0",
 "v14.17.0"
 ],
 "changes": [
 {
 "version": [
 "v17.2.0",
 "v16.14.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/40807",
 "description": "Added the new optional reason argument."
 }
 ]
 },
 "signatures": [
 {
 "return": {
 "textRaw": "Returns: {AbortSignal}",
 "name": "return",
 "type": "AbortSignal"
 },
 "params": [
 {
 "textRaw": "`reason` {any}",
 "name": "reason",
 "type": "any"
 }
 ]
 }
 ],
 "desc": "Returns a new already aborted <code>AbortSignal</code>."
 },
 {
 "textRaw": "Static method: `AbortSignal.timeout(delay)`",
 "type": "classMethod",
 "name": "timeout",
 "meta": {
 "added": [
 "v17.3.0",
 "v16.14.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`delay` {number} The number of milliseconds to wait before triggering the AbortSignal.",
 "name": "delay",
 "type": "number",
 "desc": "The number of milliseconds to wait before triggering the AbortSignal."
 }
 ]
 }
 ],
 "desc": "Returns a new <code>AbortSignal</code> which will be aborted in <code>delay</code> milliseconds."
 },
 {
 "textRaw": "Static method: `AbortSignal.any(signals)`",
 "type": "classMethod",
 "name": "any",
 "meta": {
 "added": [
 "v20.3.0",
 "v18.17.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`signals` {AbortSignal\\[]} The `AbortSignal`s of which to compose a new `AbortSignal`.",
 "name": "signals",
 "type": "AbortSignal\\[]",
 "desc": "The `AbortSignal`s of which to compose a new `AbortSignal`."
 }
 ]
 }
 ],
 "desc": "Returns a new <code>AbortSignal</code> which will be aborted if any of the provided\nsignals are aborted. Its <a href=\"#abortsignalreason\"><code>abortSignal.reason</code></a> will be set to whichever\none of the <code>signals</code> caused it to be aborted."
 }
 ],
 "events": [
 {
 "textRaw": "Event: `'abort'`",
 "type": "event",
 "name": "abort",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "params": [],
 "desc": "The <code>'abort'</code> event is emitted when the <code>abortController.abort()</code> method\nis called. The callback is invoked with a single object argument with a\nsingle <code>type</code> property set to <code>'abort'</code>:\n<pre><code class=\"language-js\">const ac = new AbortController();\n\n// Use either the onabort property...\nac.signal.onabort = () => console.log('aborted!');\n\n// Or the EventTarget API...\nac.signal.addEventListener('abort', (event) => {\n console.log(event.type); // Prints 'abort'\n}, { once: true });\n\nac.abort();\n</code></pre>\nThe <code>AbortController</code> with which the <code>AbortSignal</code> is associated will only\never trigger the <code>'abort'</code> event once. We recommended that code check\nthat the <code>abortSignal.aborted</code> attribute is <code>false</code> before adding an <code>'abort'</code>\nevent listener.\nAny event listeners attached to the <code>AbortSignal</code> should use the\n<code>{ once: true }</code> option (or, if using the <code>EventEmitter</code> APIs to attach a\nlistener, use the <code>once()</code> method) to ensure that the event listener is\nremoved as soon as the <code>'abort'</code> event is handled. Failure to do so may\nresult in memory leaks."
 }
 ],
 "properties": [
 {
 "textRaw": "`aborted` Type: {boolean}",
 "type": "boolean",
 "name": "Type",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "desc": "True after the <code>AbortController</code> has been aborted."
 },
 {
 "textRaw": "`onabort` Type: {Function}",
 "type": "Function",
 "name": "Type",
 "meta": {
 "added": [
 "v15.0.0",
 "v14.17.0"
 ],
 "changes": []
 },
 "desc": "An optional callback function that may be set by user code to be notified\nwhen the <code>abortController.abort()</code> function has been called."
 },
 {
 "textRaw": "`reason` Type: {any}",
 "type": "any",
 "name": "Type",
 "meta": {
 "added": [
 "v17.2.0",
 "v16.14.0"
 ],
 "changes": []
 },
 "desc": "An optional reason specified when the <code>AbortSignal</code> was triggered.\n<pre><code class=\"language-js\">const ac = new AbortController();\nac.abort(new Error('boom!'));\nconsole.log(ac.signal.reason); // Error: boom!\n</code></pre>"
 }
 ],
 "methods": [
 {
 "textRaw": "`abortSignal.throwIfAborted()`",
 "type": "method",
 "name": "throwIfAborted",
 "meta": {
 "added": [
 "v17.3.0",
 "v16.17.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "If <code>abortSignal.aborted</code> is <code>true</code>, throws <code>abortSignal.reason</code>."
 }
 ]
 },
 {
 "textRaw": "Class: `Blob`",
 "type": "class",
 "name": "Blob",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": []
 },
 "desc": "See <a href=\"buffer.html#class-blob\" class=\"type\">&lt;Blob&gt;</a>."
 },
 {
 "textRaw": "Class: `BroadcastChannel`",
 "type": "class",
 "name": "BroadcastChannel",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": []
 },
 "desc": "See <a href=\"worker_threads.html#class-broadcastchannel-extends-eventtarget\" class=\"type\">&lt;BroadcastChannel&gt;</a>."
 },
 {
 "textRaw": "Class: `Buffer`",
 "type": "class",
 "name": "Buffer",
 "meta": {
 "added": [
 "v0.1.103"
 ],
 "changes": []
 },
 "desc": "<ul>\n<li>Type: <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function\" class=\"type\">&lt;Function&gt;</a></li>\n</ul>\nUsed to handle binary data. See the <a href=\"buffer.html\">buffer section</a>."
 },
 {
 "textRaw": "Class: `ByteLengthQueuingStrategy`",
 "type": "class",
 "name": "ByteLengthQueuingStrategy",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-bytelengthqueuingstrategy\"><code>ByteLengthQueuingStrategy</code></a>."
 },
 {
 "textRaw": "Class: `CloseEvent`",
 "type": "class",
 "name": "CloseEvent",
 "meta": {
 "added": [
 "v23.0.0"
 ],
 "changes": []
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/CloseEvent\" class=\"type\">&lt;CloseEvent&gt;</a>. Disable this API\nwith the <a href=\"cli.html#--no-experimental-websocket\"><code>--no-experimental-websocket</code></a> CLI flag."
 },
 {
 "textRaw": "Class: `CompressionStream`",
 "type": "class",
 "name": "CompressionStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": "v24.7.0",
 "pr-url": "https://github.com/nodejs/node/pull/59464",
 "description": "format now accepts `brotli` value."
 },
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-compressionstream\"><code>CompressionStream</code></a>."
 },
 {
 "textRaw": "Class: `CountQueuingStrategy`",
 "type": "class",
 "name": "CountQueuingStrategy",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-countqueuingstrategy\"><code>CountQueuingStrategy</code></a>."
 },
 {
 "textRaw": "Class: `Crypto`",
 "type": "class",
 "name": "Crypto",
 "meta": {
 "added": [
 "v17.6.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": "v23.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/52564",
 "description": "No longer experimental."
 },
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/42083",
 "description": "No longer behind `--experimental-global-webcrypto` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webcrypto.html#class-crypto\" class=\"type\">&lt;Crypto&gt;</a>. This global is available\nonly if the Node.js binary was compiled with including support for the\n<code>node:crypto</code> module."
 },
 {
 "textRaw": "Class: `CryptoKey`",
 "type": "class",
 "name": "CryptoKey",
 "meta": {
 "added": [
 "v17.6.0",
 "v16.15.0"
 ],
 "changes": [
 {
 "version": "v23.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/52564",
 "description": "No longer experimental."
 },
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/42083",
 "description": "No longer behind `--experimental-global-webcrypto` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webcrypto.html#class-cryptokey\" class=\"type\">&lt;CryptoKey&gt;</a>. This global is available\nonly if the Node.js binary was compiled with including support for the\n<code>node:crypto</code> module."
 },
 {
 "textRaw": "Class: `CustomEvent`",
 "type": "class",
 "name": "CustomEvent",
 "meta": {
 "added": [
 "v18.7.0",
 "v16.17.0"
 ],
 "changes": [
 {
 "version": "v23.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/52723",
 "description": "No longer experimental."
 },
 {
 "version": [
 "v22.1.0",
 "v20.13.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/52618",
 "description": "CustomEvent is now stable."
 },
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/44860",
 "description": "No longer behind `--experimental-global-customevent` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"events.html#class-customevent\" class=\"type\">&lt;CustomEvent&gt;</a>."
 },
 {
 "textRaw": "Class: `DecompressionStream`",
 "type": "class",
 "name": "DecompressionStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": "v24.7.0",
 "pr-url": "https://github.com/nodejs/node/pull/59464",
 "description": "format now accepts `brotli` value."
 },
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-decompressionstream\"><code>DecompressionStream</code></a>."
 },
 {
 "textRaw": "Class: `DOMException`",
 "type": "class",
 "name": "DOMException",
 "meta": {
 "added": [
 "v17.0.0"
 ],
 "changes": []
 },
 "desc": "The WHATWG <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/DOMException\" class=\"type\">&lt;DOMException&gt;</a> class."
 },
 {
 "textRaw": "Class: `Event`",
 "type": "class",
 "name": "Event",
 "meta": {
 "added": [
 "v15.0.0"
 ],
 "changes": [
 {
 "version": "v15.4.0",
 "pr-url": "https://github.com/nodejs/node/pull/35949",
 "description": "No longer experimental."
 }
 ]
 },
 "desc": "A browser-compatible implementation of the <code>Event</code> class. See\n<a href=\"events.html#eventtarget-and-event-api\"><code>EventTarget</code> and <code>Event</code> API</a> for more details."
 },
 {
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 {
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 {
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 {
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 {
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 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
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 {
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 "pr-url": "https://github.com/nodejs/node/pull/57510",
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 {
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 "pr-url": "https://github.com/nodejs/node/pull/57510",
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 }
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 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestreambyobrequest\"><code>ReadableStreamBYOBRequest</code></a>."
 },
 {
 "textRaw": "Class: `ReadableStreamDefaultController`",
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 "name": "ReadableStreamDefaultController",
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 "changes": [
 {
 "version": [
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 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
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 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestreamdefaultcontroller\"><code>ReadableStreamDefaultController</code></a>."
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 {
 "textRaw": "Class: `ReadableStreamDefaultReader`",
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 "name": "ReadableStreamDefaultReader",
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 "changes": [
 {
 "version": [
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 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
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 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-readablestreamdefaultreader\"><code>ReadableStreamDefaultReader</code></a>."
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 {
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 "type": "class",
 "name": "Request",
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 "v16.15.0"
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 {
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 ],
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 },
 {
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 "pr-url": "https://github.com/nodejs/node/pull/41811",
 "description": "No longer behind `--experimental-fetch` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Request\" class=\"type\">&lt;Request&gt;</a>."
 },
 {
 "textRaw": "Class: `Response`",
 "type": "class",
 "name": "Response",
 "meta": {
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 "v16.15.0"
 ],
 "changes": [
 {
 "version": [
 "v21.0.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/45684",
 "description": "No longer experimental."
 },
 {
 "version": "v18.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/41811",
 "description": "No longer behind `--experimental-fetch` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Response\" class=\"type\">&lt;Response&gt;</a>."
 },
 {
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 "type": "class",
 "name": "Storage",
 "meta": {
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 "v22.4.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": ".2 - Release candidate. Enable this API with [`--experimental-webstorage`][].",
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Storage\" class=\"type\">&lt;Storage&gt;</a>."
 },
 {
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 "type": "class",
 "name": "SubtleCrypto",
 "meta": {
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 ],
 "changes": [
 {
 "version": "v19.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/42083",
 "description": "No longer behind `--experimental-global-webcrypto` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webcrypto.html#class-subtlecrypto\" class=\"type\">&lt;SubtleCrypto&gt;</a>. This global is available\nonly if the Node.js binary was compiled with including support for the\n<code>node:crypto</code> module."
 },
 {
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 "type": "class",
 "name": "TextDecoder",
 "meta": {
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 ],
 "changes": []
 },
 "desc": "The WHATWG <code>TextDecoder</code> class. See the <a href=\"util.html#class-utiltextdecoder\"><code>TextDecoder</code></a> section."
 },
 {
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 "type": "class",
 "name": "TextDecoderStream",
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 ],
 "changes": [
 {
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 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
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 },
 {
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 "type": "class",
 "name": "TextEncoder",
 "meta": {
 "added": [
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 ],
 "changes": []
 },
 "desc": "The WHATWG <code>TextEncoder</code> class. See the <a href=\"util.html#class-utiltextencoder\"><code>TextEncoder</code></a> section."
 },
 {
 "textRaw": "Class: `TextEncoderStream`",
 "type": "class",
 "name": "TextEncoderStream",
 "meta": {
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 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-textencoderstream\"><code>TextEncoderStream</code></a>."
 },
 {
 "textRaw": "Class: `TransformStream`",
 "type": "class",
 "name": "TransformStream",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-transformstream\"><code>TransformStream</code></a>."
 },
 {
 "textRaw": "Class: `TransformStreamDefaultController`",
 "type": "class",
 "name": "TransformStreamDefaultController",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-transformstreamdefaultcontroller\"><code>TransformStreamDefaultController</code></a>."
 },
 {
 "textRaw": "Class: `URL`",
 "type": "class",
 "name": "URL",
 "meta": {
 "added": [
 "v10.0.0"
 ],
 "changes": []
 },
 "desc": "The WHATWG <code>URL</code> class. See the <a href=\"url.html#class-url\"><code>URL</code></a> section."
 },
 {
 "textRaw": "Class: `URLPattern`",
 "type": "class",
 "name": "URLPattern",
 "meta": {
 "added": [
 "v24.0.0"
 ],
 "changes": []
 },
 "stability": 1,
 "stabilityText": "Experimental",
 "desc": "The WHATWG <code>URLPattern</code> class. See the <a href=\"url.html#class-urlpattern\"><code>URLPattern</code></a> section."
 },
 {
 "textRaw": "Class: `URLSearchParams`",
 "type": "class",
 "name": "URLSearchParams",
 "meta": {
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 ],
 "changes": []
 },
 "desc": "The WHATWG <code>URLSearchParams</code> class. See the <a href=\"url.html#class-urlsearchparams\"><code>URLSearchParams</code></a> section."
 },
 {
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 "type": "class",
 "name": "WebAssembly",
 "meta": {
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 ],
 "changes": []
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 "desc": "<ul>\n<li>Type: <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object\" class=\"type\">&lt;Object&gt;</a></li>\n</ul>\nThe object that acts as the namespace for all W3C\n<a href=\"https://webassembly.org\">WebAssembly</a> related functionality. See the\n<a href=\"https://developer.mozilla.org/en-US/docs/WebAssembly\">Mozilla Developer Network</a> for usage and compatibility."
 },
 {
 "textRaw": "Class: `WebSocket`",
 "type": "class",
 "name": "WebSocket",
 "meta": {
 "added": [
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 "v20.10.0"
 ],
 "changes": [
 {
 "version": "v22.4.0",
 "pr-url": "https://github.com/nodejs/node/pull/53352",
 "description": "No longer experimental."
 },
 {
 "version": "v22.0.0",
 "pr-url": "https://github.com/nodejs/node/pull/51594",
 "description": "No longer behind `--experimental-websocket` CLI flag."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/WebSocket\" class=\"type\">&lt;WebSocket&gt;</a>. Disable this API\nwith the <a href=\"cli.html#--no-experimental-websocket\"><code>--no-experimental-websocket</code></a> CLI flag."
 },
 {
 "textRaw": "Class: `WritableStream`",
 "type": "class",
 "name": "WritableStream",
 "meta": {
 "added": [
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 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-writablestream\"><code>WritableStream</code></a>."
 },
 {
 "textRaw": "Class: `WritableStreamDefaultController`",
 "type": "class",
 "name": "WritableStreamDefaultController",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-writablestreamdefaultcontroller\"><code>WritableStreamDefaultController</code></a>."
 },
 {
 "textRaw": "Class: `WritableStreamDefaultWriter`",
 "type": "class",
 "name": "WritableStreamDefaultWriter",
 "meta": {
 "added": [
 "v18.0.0"
 ],
 "changes": [
 {
 "version": [
 "v23.11.0",
 "v22.15.0"
 ],
 "pr-url": "https://github.com/nodejs/node/pull/57510",
 "description": "Marking the API stable."
 }
 ]
 },
 "desc": "A browser-compatible implementation of <a href=\"webstreams.html#class-writablestreamdefaultwriter\"><code>WritableStreamDefaultWriter</code></a>."
 }
 ],
 "methods": [
 {
 "textRaw": "`atob(data)`",
 "type": "method",
 "name": "atob",
 "meta": {
 "added": [
 "v16.0.0"
 ],
 "changes": []
 },
 "stability": 3,
 "stabilityText": "Legacy. Use `Buffer.from(data, 'base64')` instead.",
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "Global alias for <a href=\"buffer.html#bufferatobdata\"><code>buffer.atob()</code></a>.\nAn automated migration is available (<a href=\"https://github.com/nodejs/userland-migrations/tree/main/recipes/buffer-atob-btoa\">source</a>):\n<pre><code class=\"language-bash\">npx codemod@latest @nodejs/buffer-atob-btoa\n</code></pre>"
 },
 {
 "textRaw": "`btoa(data)`",
 "type": "method",
 "name": "btoa",
 "meta": {
 "added": [
 "v16.0.0"
 ],
 "changes": []
 },
 "stability": 3,
 "stabilityText": "Legacy. Use `buf.toString('base64')` instead.",
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "Global alias for <a href=\"buffer.html#bufferbtoadata\"><code>buffer.btoa()</code></a>.\nAn automated migration is available (<a href=\"https://github.com/nodejs/userland-migrations/tree/main/recipes/buffer-atob-btoa\">source</a>):\n<pre><code class=\"language-bash\">npx codemod@latest @nodejs/buffer-atob-btoa\n</code></pre>"
 },
 {
 "textRaw": "`clearImmediate(immediateObject)`",
 "type": "method",
 "name": "clearImmediate",
 "meta": {
 "added": [
 "v0.9.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#clearimmediateimmediate\"><code>clearImmediate</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`clearInterval(intervalObject)`",
 "type": "method",
 "name": "clearInterval",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#clearintervaltimeout\"><code>clearInterval</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`clearTimeout(timeoutObject)`",
 "type": "method",
 "name": "clearTimeout",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#cleartimeouttimeout\"><code>clearTimeout</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`queueMicrotask(callback)`",
 "type": "method",
 "name": "queueMicrotask",
 "meta": {
 "added": [
 "v11.0.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": [
 {
 "textRaw": "`callback` {Function} Function to be queued.",
 "name": "callback",
 "type": "Function",
 "desc": "Function to be queued."
 }
 ]
 }
 ],
 "desc": "The <code>queueMicrotask()</code> method queues a microtask to invoke <code>callback</code>. If\n<code>callback</code> throws an exception, the <a href=\"process.html#process\"><code>process</code> object</a> <code>'uncaughtException'</code>\nevent will be emitted.\nThe microtask queue is managed by V8 and may be used in a similar manner to\nthe <a href=\"process.html#processnexttickcallback-args\"><code>process.nextTick()</code></a> queue, which is managed by Node.js. The\n<code>process.nextTick()</code> queue is always processed before the microtask queue\nwithin each turn of the Node.js event loop.\n<pre><code class=\"language-js\">// Here, `queueMicrotask()` is used to ensure the 'load' event is always\n// emitted asynchronously, and therefore consistently. Using\n// `process.nextTick()` here would result in the 'load' event always emitting\n// before any other promise jobs.\n\nDataHandler.prototype.load = async function load(key) {\n const hit = this._cache.get(key);\n if (hit !== undefined) {\n queueMicrotask(() => {\n this.emit('load', hit);\n });\n return;\n }\n\n const data = await fetchData(key);\n this._cache.set(key, data);\n this.emit('load', data);\n};\n</code></pre>"
 },
 {
 "textRaw": "`require()`",
 "type": "method",
 "name": "require",
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "This variable may appear to be global but is not. See <a href=\"modules.html#requireid\"><code>require()</code></a>."
 },
 {
 "textRaw": "`setImmediate(callback[, ...args])`",
 "type": "method",
 "name": "setImmediate",
 "meta": {
 "added": [
 "v0.9.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#setimmediatecallback-args\"><code>setImmediate</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`setInterval(callback, delay[, ...args])`",
 "type": "method",
 "name": "setInterval",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#setintervalcallback-delay-args\"><code>setInterval</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`setTimeout(callback, delay[, ...args])`",
 "type": "method",
 "name": "setTimeout",
 "meta": {
 "added": [
 "v0.0.1"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "<a href=\"timers.html#settimeoutcallback-delay-args\"><code>setTimeout</code></a> is described in the <a href=\"timers.html\">timers</a> section."
 },
 {
 "textRaw": "`structuredClone(value[, options])`",
 "type": "method",
 "name": "structuredClone",
 "meta": {
 "added": [
 "v17.0.0"
 ],
 "changes": []
 },
 "signatures": [
 {
 "params": []
 }
 ],
 "desc": "The WHATWG <a href=\"https://developer.mozilla.org/en-US/docs/Web/API/Window/structuredClone\"><code>structuredClone</code></a> method."
 }
 ]
 }
 ]
}

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