{
"javascript": {
"builtins": {
"Array": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array",
"spec_url": "https://tc39.es/ecma262/#sec-array-objects",
"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"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"Array": {
"__compat": {
"description": "Array() constructor",
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/Array",
"spec_url": "https://tc39.es/ecma262/#sec-array-constructor",
"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"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"concat": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/concat",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.concat",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"copyWithin": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/copyWithin",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.copywithin",
"support": {
"chrome": {
"version_added": "45"
},
"chrome_android": {
"version_added": "45"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "32"
},
"firefox_android": {
"version_added": "32"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "4.0.0"
},
"opera": {
"version_added": "32"
},
"opera_android": {
"version_added": "32"
},
"safari": {
"version_added": "9"
},
"safari_ios": {
"version_added": "9"
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "45"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"entries": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/entries",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.entries",
"support": {
"chrome": {
"version_added": "38"
},
"chrome_android": {
"version_added": "38"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "28"
},
"firefox_android": {
"version_added": "28"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "0.12"
},
"opera": {
"version_added": "25"
},
"opera_android": {
"version_added": "25"
},
"safari": {
"version_added": "8"
},
"safari_ios": {
"version_added": "8"
},
"samsunginternet_android": {
"version_added": "3.0"
},
"webview_android": {
"version_added": "38"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"every": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/every",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.every",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "9.5"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"fill": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/fill",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.fill",
"support": {
"chrome": {
"version_added": "45"
},
"chrome_android": {
"version_added": "45"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "31"
},
"firefox_android": {
"version_added": "31"
},
"ie": {
"version_added": false
},
"nodejs": [
{
"version_added": "4.0.0"
},
{
"version_added": "0.12",
"flags": [
{
"type": "runtime_flag",
"name": "--harmony"
}
]
}
],
"opera": {
"version_added": "32"
},
"opera_android": {
"version_added": "32"
},
"safari": {
"version_added": "8"
},
"safari_ios": {
"version_added": "8"
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "45"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"filter": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/filter",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.filter",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "9.5"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"find": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/find",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.find",
"support": {
"chrome": {
"version_added": "45"
},
"chrome_android": {
"version_added": "45"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "25"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": false
},
"nodejs": [
{
"version_added": "4.0.0"
},
{
"version_added": "0.12",
"flags": [
{
"type": "runtime_flag",
"name": "--harmony"
}
]
}
],
"opera": {
"version_added": "32"
},
"opera_android": {
"version_added": "32"
},
"safari": {
"version_added": "8"
},
"safari_ios": {
"version_added": "8"
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "45"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"findIndex": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/findIndex",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.findindex",
"support": {
"chrome": {
"version_added": "45"
},
"chrome_android": {
"version_added": "45"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "25"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": false
},
"nodejs": [
{
"version_added": "4.0.0"
},
{
"version_added": "0.12",
"flags": [
{
"type": "runtime_flag",
"name": "--harmony"
}
]
}
],
"opera": {
"version_added": "32"
},
"opera_android": {
"version_added": "32"
},
"safari": {
"version_added": "8"
},
"safari_ios": {
"version_added": "8"
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "45"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"flat": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/flat",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.flat",
"support": {
"chrome": {
"version_added": "69"
},
"chrome_android": {
"version_added": "69"
},
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "62"
},
"firefox_android": {
"version_added": "62"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "11.0.0"
},
"opera": {
"version_added": "56"
},
"opera_android": {
"version_added": "48"
},
"safari": {
"version_added": "12"
},
"safari_ios": {
"version_added": "12"
},
"samsunginternet_android": {
"version_added": "10.0"
},
"webview_android": {
"version_added": "69"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"flatMap": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/flatMap",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.flatmap",
"support": {
"chrome": {
"version_added": "69"
},
"chrome_android": {
"version_added": "69"
},
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "62"
},
"firefox_android": {
"version_added": "62"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "11.0.0"
},
"opera": {
"version_added": "56"
},
"opera_android": {
"version_added": "48"
},
"safari": {
"version_added": "12"
},
"safari_ios": {
"version_added": "12"
},
"samsunginternet_android": {
"version_added": "10.0"
},
"webview_android": {
"version_added": "69"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"forEach": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/forEach",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.foreach",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "9.5"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"from": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/from",
"spec_url": "https://tc39.es/ecma262/#sec-array.from",
"support": {
"chrome": {
"version_added": "45"
},
"chrome_android": {
"version_added": "45"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "32"
},
"firefox_android": {
"version_added": "32"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "4.0.0"
},
"opera": {
"version_added": "32"
},
"opera_android": {
"version_added": "32"
},
"safari": {
"version_added": "9"
},
"safari_ios": {
"version_added": "9"
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "45"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"includes": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/includes",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.includes",
"support": {
"chrome": {
"version_added": "47"
},
"chrome_android": {
"version_added": "47"
},
"edge": {
"version_added": "14"
},
"firefox": {
"version_added": "43"
},
"firefox_android": {
"version_added": "43"
},
"ie": {
"version_added": false
},
"nodejs": [
{
"version_added": "6.0.0"
},
{
"version_added": "5.0.0",
"flags": [
{
"type": "runtime_flag",
"name": "--harmony"
}
]
}
],
"opera": {
"version_added": "34"
},
"opera_android": {
"version_added": "34"
},
"safari": {
"version_added": "9"
},
"safari_ios": {
"version_added": "9"
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "47"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"indexOf": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.indexof",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "9.5"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"isArray": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray",
"spec_url": "https://tc39.es/ecma262/#sec-array.isarray",
"support": {
"chrome": {
"version_added": "5"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "4"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "10.5"
},
"opera_android": {
"version_added": "14"
},
"safari": {
"version_added": "5"
},
"safari_ios": {
"version_added": "5"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"join": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/join",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.join",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"keys": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/keys",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.keys",
"support": {
"chrome": {
"version_added": "38"
},
"chrome_android": {
"version_added": "38"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "28"
},
"firefox_android": {
"version_added": "28"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "0.12"
},
"opera": {
"version_added": "25"
},
"opera_android": {
"version_added": "25"
},
"safari": {
"version_added": "8"
},
"safari_ios": {
"version_added": "8"
},
"samsunginternet_android": {
"version_added": "3.0"
},
"webview_android": {
"version_added": "38"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"lastIndexOf": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/lastIndexOf",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.lastindexof",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "9.5"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"length": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/length",
"spec_url": "https://tc39.es/ecma262/#sec-properties-of-array-instances-length",
"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"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"map": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/map",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.map",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "9.5"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"of": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/of",
"spec_url": "https://tc39.es/ecma262/#sec-array.of",
"support": {
"chrome": {
"version_added": "45"
},
"chrome_android": {
"version_added": "39"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "25"
},
"firefox_android": {
"version_added": "25"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "4.0.0"
},
"opera": {
"version_added": "26"
},
"opera_android": {
"version_added": "26"
},
"safari": {
"version_added": "9"
},
"safari_ios": {
"version_added": "9"
},
"samsunginternet_android": {
"version_added": "4.0"
},
"webview_android": {
"version_added": "39"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"pop": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/pop",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.pop",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"push": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/push",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.push",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"reduce": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/reduce",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.reduce",
"support": {
"chrome": {
"version_added": "3"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "3"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "10.5"
},
"opera_android": {
"version_added": "14"
},
"safari": {
"version_added": "5"
},
"safari_ios": {
"version_added": "4"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"reduceRight": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/reduceRight",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.reduceright",
"support": {
"chrome": {
"version_added": "3"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "3"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "10.5"
},
"opera_android": {
"version_added": "14"
},
"safari": {
"version_added": "5"
},
"safari_ios": {
"version_added": "4"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"reverse": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/reverse",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.reverse",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"shift": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/shift",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.shift",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"slice": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/slice",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.slice",
"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"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"some": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/some",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.some",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "9.5"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"sort": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/sort",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.sort",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"stable": {
"__compat": {
"description": "Stable sorting",
"support": {
"chrome": {
"version_added": "70"
},
"chrome_android": {
"version_added": "70"
},
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "3"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "12.0.0"
},
"opera": {
"version_added": "57"
},
"opera_android": {
"version_added": "49"
},
"safari": {
"version_added": "10.1"
},
"safari_ios": {
"version_added": "10.3"
},
"samsunginternet_android": {
"version_added": "10.0"
},
"webview_android": {
"version_added": "70"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"splice": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/splice",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.splice",
"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": "5.5",
"notes": "From Internet Explorer 5.5 through 8, all elements of the array will not be deleted if deleteCount is omitted. This behavior was fixed in Internet Explorer 9."
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"toLocaleString": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/toLocaleString",
"spec_url": [
"https://tc39.es/ecma262/#sec-array.prototype.tolocalestring",
"https://tc39.es/ecma402/#sup-array.prototype.tolocalestring"
],
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"locales": {
"__compat": {
"description": "Optional locales parameter",
"support": {
"chrome": {
"version_added": "24"
},
"chrome_android": {
"version_added": "25"
},
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "52"
},
"firefox_android": {
"version_added": false
},
"ie": {
"version_added": false
},
"nodejs": [
{
"version_added": "13.0.0"
},
{
"version_added": "0.12",
"partial_implementation": true,
"notes": "Before version 13.0.0, only the locale data for en-US is available by default. When other locales are specified, the function silently falls back to en-US. To make full ICU (locale) data available for versions prior to 13, see Node.js documentation on the --with-intl option and how to provide the data."
}
],
"opera": {
"version_added": "15"
},
"opera_android": {
"version_added": "14"
},
"safari": {
"version_added": "6.1"
},
"safari_ios": {
"version_added": "6.1"
},
"samsunginternet_android": {
"version_added": "2.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"options": {
"__compat": {
"description": "Optional options parameter",
"support": {
"chrome": {
"version_added": "24"
},
"chrome_android": {
"version_added": "25"
},
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "52"
},
"firefox_android": {
"version_added": false
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "0.12"
},
"opera": {
"version_added": "15"
},
"opera_android": {
"version_added": "14"
},
"safari": {
"version_added": "6.1"
},
"safari_ios": {
"version_added": "6.1"
},
"samsunginternet_android": {
"version_added": "2.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"toSource": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/toSource",
"support": {
"chrome": {
"version_added": false
},
"chrome_android": {
"version_added": false
},
"edge": {
"version_added": false
},
"firefox": {
"version_added": "1",
"version_removed": "74",
"notes": "Starting in Firefox 74, toSource() is no longer available for use by web content. It is still allowed for internal and privileged code."
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": false
},
"nodejs": {
"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": false
}
}
},
"toString": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/toString",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.tostring",
"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"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"unshift": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/unshift",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.unshift",
"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": "5.5"
},
"nodejs": {
"version_added": "0.1.100"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"values": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/values",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype.values",
"support": {
"chrome": {
"version_added": "66"
},
"chrome_android": {
"version_added": "66"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "60"
},
"firefox_android": {
"version_added": "60"
},
"ie": {
"version_added": false
},
"nodejs": [
{
"version_added": "10.9.0"
},
{
"version_added": "6.5.0",
"notes": "The --harmony-array-prototype-values flag is required; the --harmony flag is not sufficient in this case.",
"flags": [
{
"type": "runtime_flag",
"name": "--harmony-array-prototype-values"
}
]
},
{
"version_added": "0.12",
"version_removed": "4.0.0"
}
],
"opera": {
"version_added": "53"
},
"opera_android": {
"version_added": "47"
},
"safari": {
"version_added": "9"
},
"safari_ios": {
"version_added": "9"
},
"samsunginternet_android": {
"version_added": "9.0"
},
"webview_android": {
"version_added": "66"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"@@iterator": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/@@iterator",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype-@@iterator",
"support": {
"chrome": {
"version_added": "38"
},
"chrome_android": {
"version_added": "38"
},
"edge": {
"version_added": "12"
},
"firefox": [
{
"version_added": "36"
},
{
"alternative_name": "@@iterator",
"version_added": "27",
"version_removed": "36",
"notes": "A placeholder property named @@iterator is used."
},
{
"alternative_name": "iterator",
"version_added": "17",
"version_removed": "27",
"notes": "A placeholder property named iterator is used."
}
],
"firefox_android": [
{
"version_added": "36"
},
{
"alternative_name": "@@iterator",
"version_added": "27",
"version_removed": "36",
"notes": "A placeholder property named @@iterator is used."
},
{
"alternative_name": "iterator",
"version_added": "17",
"version_removed": "27",
"notes": "A placeholder property named iterator is used."
}
],
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "0.12"
},
"opera": {
"version_added": "25"
},
"opera_android": {
"version_added": "25"
},
"safari": {
"version_added": "10"
},
"safari_ios": {
"version_added": "10"
},
"samsunginternet_android": {
"version_added": "3.0"
},
"webview_android": {
"version_added": "38"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"@@species": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/@@species",
"spec_url": "https://tc39.es/ecma262/#sec-get-array-@@species",
"support": {
"chrome": {
"version_added": "51"
},
"chrome_android": {
"version_added": "51"
},
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "48"
},
"firefox_android": {
"version_added": "48"
},
"ie": {
"version_added": false
},
"nodejs": [
{
"version_added": "6.5.0"
},
{
"version_added": "6.0.0",
"flags": [
{
"type": "runtime_flag",
"name": "--harmony"
}
]
}
],
"opera": {
"version_added": "38"
},
"opera_android": {
"version_added": "41"
},
"safari": {
"version_added": "10"
},
"safari_ios": {
"version_added": "10"
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "51"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"@@unscopables": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/@@unscopables",
"spec_url": "https://tc39.es/ecma262/#sec-array.prototype-@@unscopables",
"support": {
"chrome": {
"version_added": "38"
},
"chrome_android": {
"version_added": "38"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "48"
},
"firefox_android": {
"version_added": "48"
},
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "0.12"
},
"opera": {
"version_added": "25"
},
"opera_android": {
"version_added": "25"
},
"safari": {
"version_added": "10"
},
"safari_ios": {
"version_added": "10"
},
"samsunginternet_android": {
"version_added": "3.0"
},
"webview_android": {
"version_added": "38"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
}
}
}
}