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mdn-browser-compat-data

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Browser compatibility data provided by MDN Web Docs

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{ "api": { "Element": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element", "support": { "chrome": { "version_added": "1" }, "chrome_android": { "version_added": "18" }, "edge": { "version_added": "12" }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": "4" }, "opera": { "version_added": "8" }, "opera_android": { "version_added": "10.1" }, "safari": { "version_added": "1.3" }, "safari_ios": { "version_added": "1" }, "samsunginternet_android": { "version_added": "1.0" }, "webview_android": { "version_added": "1" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } }, "DOMActivate_event": { "__compat": { "description": "<code>DOMActivate</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMActivate_event", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "79" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": false }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": true }, "safari_ios": { "version_added": null }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": null } }, "status": { "experimental": false, "standard_track": false, "deprecated": true } } }, "DOMMouseScroll_event": { "__compat": { "description": "<code>DOMMouseScroll</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMMouseScroll_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": false }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": false }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": true } } }, "MozMousePixelScroll_event": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MozMousePixelScroll_event", "description": "<code>MozMousePixelScroll</code> event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "≤18", "version_removed": "79" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": false }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": true } } }, "MSGestureChange_event": { "__compat": { "description": "<code>MSGestureChange</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MSGestureChange_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "12", "version_removed": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": "10" }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "MSGestureEnd_event": { "__compat": { "description": "<code>MSGestureEnd</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MSGestureEnd_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "12", "version_removed": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": "10" }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "MSGestureHold_event": { "__compat": { "description": "<code>MSGestureHold</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MSGestureHold_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "12", "version_removed": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": "10" }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "MSGestureStart_event": { "__compat": { "description": "<code>MSGestureStart</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MSGestureStart_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "12", "version_removed": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": "10" }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "MSGestureTap_event": { "__compat": { "description": "<code>MSGestureTap</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MSGestureTap_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "12", "version_removed": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": "10" }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "MSInertiaStart_event": { "__compat": { "description": "<code>MSInertiaStart</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MSInertiaStart_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "12", "version_removed": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": "10" }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "MSManipulationStateChanged_event": { "__compat": { "description": "<code>MSManipulationStateChanged</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MSManipulationStateChanged_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": "12", "version_removed": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": true }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "afterscriptexecute_event": { "__compat": { "description": "<code>afterscriptexecute</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/afterscriptexecute_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": false }, "firefox": { "version_added": "2" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": null }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "animate": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate", "support": { "chrome": { "version_added": "36" }, "chrome_android": { "version_added": "36" }, "edge": { "version_added": "79" }, "firefox": { "version_added": "48" }, "firefox_android": { "version_added": "48" }, "ie": { "version_added": false }, "opera": { "version_added": "23" }, "opera_android": { "version_added": "24" }, "safari": [ { "version_added": "13.1" }, { "version_added": true, "flags": [ { "type": "preference", "name": "Web Animations" }, { "type": "preference", "name": "CSS Animations via Web Animations" } ] } ], "safari_ios": { "version_added": "13.4" }, "samsunginternet_android": { "version_added": "3.0" }, "webview_android": { "version_added": "37" } }, "status": { "experimental": true, "standard_track": true, "deprecated": false } }, "composite_option": { "__compat": { "description": "<code>composite</code> option", "support": { "chrome": { "version_added": "79", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "chrome_android": { "version_added": "79", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "edge": { "version_added": "79", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "firefox": [ { "version_added": "80" }, { "version_added": "63", "version_removed": "79", "flags": [ { "type": "preference", "name": "dom.animations-api.compositing.enabled" } ] }, { "version_added": "53", "version_removed": "63", "flags": [ { "type": "preference", "name": "dom.animations-api.core.enabled" } ] } ], "firefox_android": [ { "version_added": "63", "flags": [ { "type": "preference", "name": "dom.animations-api.compositing.enabled" } ] }, { "version_added": "53", "version_removed": "63", "flags": [ { "type": "preference", "name": "dom.animations-api.core.enabled" } ] } ], "ie": { "version_added": false }, "opera": { "version_added": "66", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": true, "standard_track": true, "deprecated": false } } }, "id_option": { "__compat": { "description": "<code>id</code> option", "support": { "chrome": { "version_added": "50" }, "chrome_android": { "version_added": "50" }, "edge": { "version_added": "79" }, "firefox": { "version_added": "48" }, "firefox_android": { "version_added": "48" }, "ie": { "version_added": false }, "opera": { "version_added": "37" }, "opera_android": { "version_added": "37" }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": "5.0" }, "webview_android": { "version_added": "50" } }, "status": { "experimental": true, "standard_track": true, "deprecated": false } } }, "implicit_tofrom": { "__compat": { "description": "Implicit to/from keyframes are supported", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate#Implicit_tofrom_keyframes", "support": { "chrome": { "version_added": false, "notes": "Currently Chrome Canary only" }, "chrome_android": { "version_added": false, "notes": "Currently Chrome Canary only" }, "edge": { "version_added": false }, "firefox": { "version_added": "75" }, "firefox_android": { "version_added": false }, "ie": { "version_added": false }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": "13.1", "partial_implementation": true, "notes": "Implementation seems somewhat buggy. More information will follow when available." }, "safari_ios": { "version_added": "13.4", "partial_implementation": true, "notes": "Implementation seems somewhat buggy. More information will follow when available." }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": true, "standard_track": true, "deprecated": false } } }, "iterationcomposite_option": { "__compat": { "description": "<code>iterationComposite</code> option", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": false }, "firefox": [ { "version_added": "80" }, { "version_added": "63", "version_removed": "79", "flags": [ { "type": "preference", "name": "dom.animations-api.compositing.enabled" } ] }, { "version_added": "51", "version_removed": "63", "flags": [ { "type": "preference", "name": "dom.animations-api.core.enabled" } ] } ], "firefox_android": [ { "version_added": "63", "flags": [ { "type": "preference", "name": "dom.animations-api.compositing.enabled" } ] }, { "version_added": "51", "version_removed": "63", "flags": [ { "type": "preference", "name": "dom.animations-api.core.enabled" } ] } ], "ie": { "version_added": false }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": true, "standard_track": true, "deprecated": false } } }, "pseudoElement_option": { "__compat": { "description": "<code>pseudoElement</code> option", "support": { "chrome": { "version_added": "81", "partial_implementation": true, "notes": "A valid animation object is returned but the targeted pseudoelement is not visually animated.", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "chrome_android": { "version_added": "81", "partial_implementation": true, "notes": "A valid animation object is returned but the targeted pseudoelement is not visually animated.", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "edge": { "version_added": "81", "partial_implementation": true, "notes": "A valid animation object is returned but the targeted pseudoelement is not visually animated.", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "firefox": { "version_added": "75" }, "firefox_android": { "version_added": false }, "ie": { "version_added": false }, "opera": { "version_added": "68", "partial_implementation": true, "notes": "A valid animation object is returned but the targeted pseudoelement is not visually animated.", "flags": [ { "type": "preference", "name": "Experimental Web Platform Features" } ] }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": true, "standard_track": true, "deprecated": false } } } }, "attachShadow": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/attachShadow", "support": { "chrome": { "version_added": "53" }, "chrome_android": { "version_added": "53" }, "edge": { "version_added": "79" }, "firefox": [ { "version_added": "63" }, { "version_added": "59", "version_removed": "63", "flags": [ { "type": "preference", "name": "dom.webcomponents.shadowdom.enabled", "value_to_set": "true" } ] } ], "firefox_android": [ { "version_added": "63" }, { "version_added": "59", "version_removed": "63", "flags": [ { "type": "preference", "name": "dom.webcomponents.shadowdom.enabled", "value_to_set": "true" } ] } ], "ie": { "version_added": false }, "opera": { "version_added": "40" }, "opera_android": { "version_added": "41" }, "safari": { "version_added": "10" }, "safari_ios": { "version_added": "10" }, "samsunginternet_android": { "version_added": "6.0" }, "webview_android": { "version_added": "53" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } }, "delegatesFocus": { "__compat": { "description": "<code>delegatesFocus</code> option of <code>ShadowRootInit</code> dictionary.", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "79" }, "firefox": { "version_added": false }, "firefox_android": { "version_added": false }, "ie": { "version_added": false }, "opera": { "version_added": null }, "opera_android": { "version_added": null }, "safari": { "version_added": null }, "safari_ios": { "version_added": null }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": true, "standard_track": false, "deprecated": false } } } }, "attributes": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/attributes", "support": { "chrome": { "version_added": "26" }, "chrome_android": { "version_added": "26" }, "edge": { "version_added": "12" }, "firefox": { "version_added": "22" }, "firefox_android": { "version_added": "22" }, "ie": { "version_added": "5.5" }, "opera": { "version_added": "8" }, "opera_android": { "version_added": "10.1" }, "safari": { "version_added": "6" }, "safari_ios": { "version_added": "6" }, "samsunginternet_android": { "version_added": "1.5" }, "webview_android": { "version_added": "≤37" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "attributeStyleMap": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/attributeStyleMap", "support": { "chrome": { "version_added": "66" }, "chrome_android": { "version_added": "66" }, "edge": { "version_added": "≤79" }, "firefox": { "version_added": null }, "firefox_android": { "version_added": null }, "ie": { "version_added": false }, "opera": { "version_added": null }, "opera_android": { "version_added": null }, "safari": { "version_added": null }, "safari_ios": { "version_added": null }, "samsunginternet_android": { "version_added": "9.0" }, "webview_android": { "version_added": "66" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "auxclick_event": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/auxclick_event", "description": "<code>auxclick</code> event", "support": { "chrome": { "version_added": "55" }, "chrome_android": { "version_added": "55" }, "edge": { "version_added": "≤79" }, "firefox": { "version_added": "53", "notes": "Starting in Firefox 68, the <code>auxclick</code> event is used to trigger the <em>new tab on middle-click</em> action; previously, this had been done with the <code>click</code> event. Apps can prevent middle-click from opening new tabs (or middle-click to paste, if that feature is enabled) by intercepting <code>auxclick</code> on links, and <code>auxclick</code> event handlers can now open popups without triggering the popup blocker." }, "firefox_android": { "version_added": "53" }, "ie": { "version_added": false }, "opera": { "version_added": "42" }, "opera_android": { "version_added": "42" }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": "6.0" }, "webview_android": { "version_added": "55" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "beforescriptexecute_event": { "__compat": { "description": "<code>beforescriptexecute</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforescriptexecute_event", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": false }, "firefox": { "version_added": "2" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": null }, "opera": { "version_added": false }, "opera_android": { "version_added": false }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": false, "deprecated": false } } }, "blur_event": { "__compat": { "description": "<code>blur</code> event", "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/blur_event", "support": { "chrome": { "version_added": "1" }, "chrome_android": { "version_added": "18" }, "edge": { "version_added": "12" }, "firefox": [ { "version_added": "24" }, { "version_added": "6", "version_removed": "24", "notes": "The interface for this event is <a href='https://developer.mozilla.org/docs/Web/API/Event'><code>Event</code></a>, not <a href='https://developer.mozilla.org/docs/Web/API/FocusEvent'><code>FocusEvent</code></a>." } ], "firefox_android": [ { "version_added": "24" }, { "version_added": "6", "version_removed": "24", "notes": "The interface for this event is <a href='https://developer.mozilla.org/docs/Web/API/Event'><code>Event</code></a>, not <a href='https://developer.mozilla.org/docs/Web/API/FocusEvent'><code>FocusEvent</code></a>." } ], "ie": { "version_added": "9" }, "opera": { "version_added": "11.6" }, "opera_android": { "version_added": "12.1" }, "safari": { "version_added": "3.1" }, "safari_ios": { "version_added": "2" }, "samsunginternet_android": { "version_added": "1.0" }, "webview_android": { "version_added": "1" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "classList": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/classList", "support": { "chrome": [ { "version_added": "22" }, { "version_added": "8", "version_removed": "22", "notes": "Not supported for SVG elements.", "partial_implementation": true } ], "chrome_android": [ { "version_added": "25" }, { "version_added": "18", "version_removed": "25", "notes": "Not supported for SVG elements.", "partial_implementation": true } ], "edge": [ { "version_added": "16" }, { "version_added": "12", "version_removed": "16", "notes": "Not supported for SVG elements.", "partial_implementation": true } ], "firefox": { "version_added": "3.6" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": "10", "notes": "Not supported for SVG elements.", "partial_implementation": true }, "opera": { "version_added": "11.5" }, "opera_android": { "version_added": "11.5" }, "safari": [ { "version_added": "6.1" }, { "version_added": "6", "version_removed": "6.1", "notes": "Not supported for SVG elements.", "partial_implementation": true } ], "safari_ios": [ { "version_added": "7" }, { "version_added": "5", "version_removed": "7", "notes": "Not supported for SVG elements.", "partial_implementation": true } ], "samsunginternet_android": [ { "version_added": "1.5" }, { "version_added": "1.0", "version_removed": "1.5", "notes": "Not supported for SVG elements.", "partial_implementation": true } ], "webview_android": [ { "version_added": "4.4" }, { "version_added": "3", "version_removed": "4.4", "notes": "Not supported for SVG elements.", "partial_implementation": true } ] }, "status": { "experimental": false, "standard_track": true, "deprecated": false } }, "add_and_remove_multiple_arguments": { "__compat": { "description": "Multiple arguments for <code>add()</code> & <code>remove()</code>", "support": { "chrome": { "version_added": "24" }, "chrome_android": { "version_added": "25" }, "edge": { "version_added": "12" }, "firefox": { "version_added": "26" }, "firefox_android": { "version_added": "26" }, "ie": { "version_added": false }, "opera": { "version_added": "15" }, "opera_android": { "version_added": "14" }, "safari": { "version_added": "7" }, "safari_ios": { "version_added": "7" }, "samsunginternet_android": { "version_added": "1.5" }, "webview_android": { "version_added": "≤37" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "replace": { "__compat": { "description": "<code>replace()</code>", "support": { "chrome": { "version_added": "61" }, "chrome_android": { "version_added": "61" }, "edge": { "version_added": "17" }, "firefox": { "version_added": "49" }, "firefox_android": { "version_added": "49" }, "ie": { "version_added": false }, "opera": { "version_added": null }, "opera_android": { "version_added": null }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": "8.0" }, "webview_android": { "version_added": "61" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "toggle_method_second_argument": { "__compat": { "description": "<code>toggle()</code> method's second argument", "support": { "chrome": { "version_added": "24" }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": "24" }, "firefox_android": { "version_added": "24" }, "ie": { "version_added": false }, "opera": { "version_added": "15" }, "opera_android": { "version_added": null }, "safari": { "version_added": "7" }, "safari_ios": { "version_added": "7" }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } } }, "className": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/className", "support": { "chrome": { "version_added": "43" }, "chrome_android": { "version_added": "43" }, "edge": { "version_added": "12" }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": "8" }, "opera": { "version_added": "8" }, "opera_android": { "version_added": "10.1" }, "safari": { "version_added": "6" }, "safari_ios": { "version_added": "6" }, "samsunginternet_android": { "version_added": "4.0" }, "webview_android": { "version_added": "43" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false }