{ "html": { "elements": { "a": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Element/a", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true, "notes": "Starting with Firefox 41, <a> without href attribute is no longer classified as interactive content: clicking it inside <label> will activate labelled content (bug 1167816)." }, "firefox_android": { "version_added": true, "notes": "Starting with Firefox 41, <a> without href attribute is no longer classified as interactive content: clicking it inside <label> will activate labelled content (bug 1167816)." }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } }, "charset": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": true } } }, "coords": { "__compat": { "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": false }, "firefox": { "version_added": true, "version_removed": "58", "notes": "You can no longer nest an <a> element inside a <map> element to create a hotspot region - coords and shape attribute support removed." }, "firefox_android": { "version_added": true, "version_removed": "58", "notes": "You can no longer nest an <a> element inside a <map> element to create a hotspot region - coords and shape attribute support removed." }, "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": true, "deprecated": true } } }, "download": { "__compat": { "support": { "chrome": { "version_added": "14", "notes": "Starting in Chrome 65, cross-origin downloads are not supported on the <a> element." }, "chrome_android": { "version_added": "18", "notes": "Starting in Chrome 65, cross-origin downloads are not supported on the <a> element." }, "edge": [ { "version_added": "18" }, { "version_added": "13", "partial_implementation": true, "notes": [ "Until Edge 14 (build 14357), attempting to download data URIs caused Edge to crash (bug 7160092).", "Edge 17 or older didn't follow the attributes' value to determine filename (bug 7260192)." ] } ], "firefox": { "version_added": "20" }, "firefox_android": { "version_added": "20" }, "ie": { "version_added": false }, "opera": { "version_added": "15" }, "opera_android": { "version_added": null }, "safari": { "version_added": "10.1" }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": "1.0", "notes": "Starting in Samsung Internet 9.0, cross-origin downloads are not supported on the <a> element." }, "webview_android": { "version_added": true, "notes": "Starting in WebView 65, cross-origin downloads are not supported on the <a> element." } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "href": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } }, "href_top": { "__compat": { "description": "href = '#top'", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": "10" }, "firefox_android": { "version_added": "10" }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } } }, "hreflang": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "implicit_noopener": { "__compat": { "description": "target=\"_blank\" implies rel=\"noopener\" behavior", "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": false }, "firefox": { "version_added": "79" }, "firefox_android": { "version_added": false }, "ie": { "version_added": false }, "opera": { "version_added": false }, "opera_android": { "version_added": true }, "safari": { "version_added": "12.1" }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": false }, "webview_android": { "version_added": false } }, "status": { "experimental": false, "standard_track": true, "deprecated": true } } }, "name": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": true } } }, "ping": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "79" }, "firefox": { "version_added": true, "flags": [ { "type": "preference", "name": "browser.send_pings", "value_to_set": "true" } ] }, "firefox_android": { "version_added": true, "flags": [ { "type": "preference", "name": "browser.send_pings", "value_to_set": "true" } ] }, "ie": { "version_added": false }, "opera": { "version_added": true }, "opera_android": { "version_added": null }, "safari": { "version_added": false }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": true, "standard_track": true, "deprecated": false } } }, "referrerpolicy": { "__compat": { "support": { "chrome": { "version_added": "51" }, "chrome_android": { "version_added": "51" }, "edge": { "version_added": "79" }, "firefox": { "version_added": "50" }, "firefox_android": { "version_added": "50" }, "ie": { "version_added": false }, "opera": { "version_added": "38" }, "opera_android": { "version_added": "41" }, "safari": { "version_added": "11.1" }, "safari_ios": { "version_added": false }, "samsunginternet_android": { "version_added": "7.2" }, "webview_android": { "version_added": "51" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "rel": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } }, "noopener": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Link_types/noopener", "support": { "chrome": { "version_added": "49" }, "chrome_android": { "version_added": "49" }, "edge": { "version_added": "79" }, "firefox": { "version_added": "52", "notes": "Prior to Firefox 63, rel=\"noopener\" created windows with all features disabled by default. Starting with Firefox 63, these windows have the same features enabled by default as any other window." }, "firefox_android": { "version_added": "52", "notes": "Prior to Firefox 63, rel=\"noopener\" created windows with all features disabled by default. Starting with Firefox 63, these windows have the same features enabled by default as any other window." }, "ie": { "version_added": false }, "opera": { "version_added": "36" }, "opera_android": { "version_added": "36" }, "safari": { "version_added": "10.1" }, "safari_ios": { "version_added": "10.3" }, "samsunginternet_android": { "version_added": "5.0" }, "webview_android": { "version_added": "49" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "noreferrer": { "__compat": { "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Link_types/noreferrer", "support": { "chrome": { "version_added": "16" }, "chrome_android": { "version_added": "18" }, "edge": { "version_added": "13" }, "firefox": { "version_added": "33" }, "firefox_android": { "version_added": "33" }, "ie": { "version_added": "11", "partial_implementation": true, "notes": "Only supported in IE11 in later versions of Windows 10 (creators update). (Per caniuse.com.)" }, "opera": { "version_added": "15" }, "opera_android": { "version_added": "14" }, "safari": { "version_added": "5" }, "safari_ios": { "version_added": "4.3" }, "samsunginternet_android": { "version_added": "1.5" }, "webview_android": { "version_added": "3" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } } }, "rev": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": true } } }, "shape": { "__compat": { "support": { "chrome": { "version_added": false }, "chrome_android": { "version_added": false }, "edge": { "version_added": false }, "firefox": { "version_added": true, "version_removed": "58", "notes": "You can no longer nest an <a> element inside a <map> element to create a hotspot region - coords and shape attribute support removed." }, "firefox_android": { "version_added": true, "version_removed": "58", "notes": "You can no longer nest an <a> element inside a <map> element to create a hotspot region - coords and shape attribute support removed." }, "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": true, "deprecated": true } } }, "target": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "type": { "__compat": { "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": "12" }, "firefox": { "version_added": true }, "firefox_android": { "version_added": true }, "ie": { "version_added": true }, "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": true }, "safari_ios": { "version_added": true }, "samsunginternet_android": { "version_added": true }, "webview_android": { "version_added": true } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } } } } } }