{"json_modified": "2016-10-18T03:28:58.787238", "uuid": "54c13612-4154-4779-92a1-69ea9ef0e7af", "title": "Arrow functions", "url": "/en-US/docs/Web/JavaScript/Reference/Functions/Arrow_functions", "tags": ["Reference", "Intermediate", "Functions", "ECMAScript6", "JavaScript"], "translations": [{"uuid": "e860333c-b117-4bd5-8dc6-de55f5463706", "title": "Funciones Flecha", "url": "/es/docs/Web/JavaScript/Referencia/Funciones/Arrow_functions", "tags": [], "summary": "La <strong>expresi\u00f3n de funci\u00f3n flecha</strong>\u00a0(tambi\u00e9n conocida como\u00a0<strong>funci\u00f3n flecha gruesa</strong>) dispone de una sintaxis m\u00e1s corta comparada con la\u00a0<a href=\"https://developer.mozilla.org/es/docs/Web/JavaScript/Referencia/Operadores/function\">expresi\u00f3n de funci\u00f3n</a>\u00a0convencional y vincula contextualmente el valor de\u00a0<a href=\"/en-US/docs/Web/JavaScript/Reference/Operators/this\">this</a>. Las Funciones Flecha siempre son\u00a0<a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name\">an\u00f3nimas</a>.", "localization_tags": [], "locale": "es", "last_edit": "2016-02-29T16:52:38", "review_tags": []}, {"uuid": "eacc092a-121d-4595-a089-a63dfcc11a74", "title": "Fonctions fl\u00e9ch\u00e9es", "url": "/fr/docs/Web/JavaScript/Reference/Fonctions/Fonctions_fl%C3%A9ch%C3%A9es", "tags": ["R\u00e9f\u00e9rence", "ECMAScript6", "Fonctions", "JavaScript"], "summary": "Une <strong>expression de fonction fl\u00e9ch\u00e9e</strong> (<em>arrow function</em> en anglais) permet d'avoir une syntaxe plus courte que <a href=\"/fr/docs/Web/JavaScript/Reference/Op&#xE9;rateurs/L_op&#xE9;rateur_function\">les expressions de fonction</a> et ne lie pas ses propres\u00a0<code><a href=\"/fr/docs/Web/JavaScript/Reference/Op\u00e9rateurs/L_op\u00e9rateur_this\">this</a></code>,\u00a0<code><a href=\"/fr/docs/Web/JavaScript/Reference/Fonctions/arguments\">arguments</a></code>,\u00a0<code><a href=\"/fr/docs/Web/JavaScript/Reference/Op%C3%A9rateurs/super\">super</a></code>, ou\u00a0<code><a href=\"/fr/docs/Web/JavaScript/Reference/Op%C3%A9rateurs/new.target\">new.target</a></code>. Les fonctions fl\u00e9ch\u00e9s sont obligatoirement <a href=\"/fr/docs/Web/JavaScript/Reference/Objets_globaux/Function/name\">anonymes</a> et ne sont donc pas destin\u00e9es \u00e0 \u00eatre utilis\u00e9es pour d\u00e9clarer des m\u00e9thodes.", "localization_tags": [], "locale": "fr", "last_edit": "2016-10-18T03:28:45", "review_tags": []}, {"uuid": "19e58180-c864-43ab-870a-4a528b1918fb", "title": "\u30a2\u30ed\u30fc\u95a2\u6570", "url": "/ja/docs/Web/JavaScript/Reference/arrow_functions", "tags": ["Reference", "Intermediate", "Functions", "ECMAScript6", "JavaScript"], "summary": "<strong>\u30a2\u30ed\u30fc\u95a2\u6570\u5f0f</strong> \u306f\u3001<a href=\"/docs/Web/JavaScript/Reference/Operators/function\">function \u5f0f</a> \u3068\u6bd4\u3079\u3066\u3088\u308a\u77ed\u3044\u69cb\u6587\u3092\u6301\u3061\u3001<a href=\"/docs/Web/JavaScript/Reference/Operators/this\">this</a> \u306e\u5024\u3092\u8a9e\u5f59\u7684\u306b\u675f\u7e1b\u3057\u307e\u3059 (\u305f\u3060\u3057\u3001\u81ea\u8eab\u306e <a href=\"/docs/Web/JavaScript/Reference/Operators/this\">this</a> \u3084 <a href=\"/docs/Web/JavaScript/Reference/Functions/arguments\">arguments</a>, <a href=\"/docs/Web/JavaScript/Reference/Operators/super\">super</a>,  <a href=\"/docs/Web/JavaScript/Reference/Operators/new.target\">new.target</a> \u306f\u675f\u7e1b\u3057\u307e\u305b\u3093)\u3002\u30a2\u30ed\u30fc\u95a2\u6570\u306f\u3001\u5e38\u306b <a href=\"/docs/Web/JavaScript/Reference/Global_Objects/Function/name\">\u533f\u540d\u95a2\u6570</a> \u3067\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2016-05-03T03:25:18", "review_tags": []}, {"uuid": "e4312dbe-4617-47b1-83f3-b6bdea780c78", "title": "\ud654\uc0b4\ud45c \ud568\uc218", "url": "/ko/docs/Web/JavaScript/Reference/Functions/%EC%95%A0%EB%A1%9C%EC%9A%B0_%ED%8E%91%EC%85%98", "tags": ["Reference", "Intermediate", "Functions", "ECMAScript6", "JavaScript"], "summary": "\ud654\uc0b4\ud45c \ud568\uc218 \uc2dd(<strong>arrow function expression</strong>)\uc740 <a href=\"/ko/docs/Web/JavaScript/Reference/Operators/function\" title=\"function expressions\">function \uc2dd</a>\uc5d0 \ube44\ud574 \uad6c\ubb38\uc774 \uc9e7\uace0 (\uc790\uc2e0\uc758 <a href=\"/ko/docs/Web/JavaScript/Reference/Operators/this\">this</a>, <a href=\"/ko/docs/Web/JavaScript/Reference/Functions/arguments\">arguments</a>, <a href=\"/ko/docs/Web/JavaScript/Reference/Operators/super\">super</a> \ub610\ub294 <a href=\"/ko/docs/Web/JavaScript/Reference/Operators/new.target\">new.target</a>\uc744 \ubc14\uc778\ub529 \ud558\uc9c0 \uc54a\ub294) <a href=\"/ko/docs/Web/JavaScript/Reference/Operators/this\">this</a> \uac12\uc744 \ub809\uc2dc\uceec(lexically, \uc815\uc801) \ubc14\uc778\ub529 \ud569\ub2c8\ub2e4. \ud654\uc0b4\ud45c \ud568\uc218\ub294 \ud56d\uc0c1 <a href=\"/ko/docs/Web/JavaScript/Reference/Global_Objects/Function/name\" title=\"anonymous\">\uc775\uba85</a>\uc785\ub2c8\ub2e4.", "localization_tags": [], "locale": "ko", "last_edit": "2016-07-10T08:58:22", "review_tags": []}, {"uuid": "5921c475-e665-482f-9a38-3aa4237c7b13", "title": "Arrow functions", "url": "/pt-BR/docs/Web/JavaScript/Reference/Functions/Arrow_functions", "tags": [], "summary": "Uma express\u00e3o <strong><em>arrow function</em></strong> possui uma s\u00edntaxe mais curta quando comparada com express\u00f5es de fun\u00e7\u00e3o (<em>function expressions</em>) e vincula o valor de <em>this</em> de maneira l\u00e9xica. <em>Arrow functions</em> sempre s\u00e3o an\u00f4nimas.", "localization_tags": [], "locale": "pt-BR", "last_edit": "2016-04-19T11:19:04", "review_tags": []}, {"uuid": "30003e54-5d17-4030-8abd-ffc09f501470", "title": "\u0421\u0442\u0440\u0435\u043b\u043e\u0447\u043d\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438", "url": "/ru/docs/Web/JavaScript/Reference/Functions/Arrow_functions", "tags": ["ECMAScript6", "\u0424\u0443\u043d\u043a\u0446\u0438\u0438", "JavaScript"], "summary": "<strong>\u0412\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0441\u0442\u0440\u0435\u043b\u043e\u0447\u043d\u044b\u0445 \u0444\u0443\u043d\u043a\u0446\u0438\u0439</strong> \u0438\u043c\u0435\u044e\u0442 \u0431\u043e\u043b\u0435\u0435 \u043a\u043e\u0440\u043e\u0442\u043a\u0438\u0439 \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 \u043f\u043e \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044e \u0441 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u043c\u0438 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u044f\u043c\u0438 \u0438 \u043b\u0435\u043a\u0441\u0438\u0447\u0435\u0441\u043a\u0438 \u043f\u0440\u0438\u0432\u044f\u0437\u0430\u043d\u044b \u043a \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044e\u00a0<a href=\"/ru/docs/Web/JavaScript/Reference/Operators/this\">this</a> (\u043d\u043e \u043d\u0435 \u043f\u0440\u0438\u0432\u044f\u0437\u0430\u043d\u044b \u043a \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u043c\u0443 <a href=\"https://developer.mozilla.org/ru/docs/Web/JavaScript/Reference/Operators/this\">this</a>,\u00a0<a href=\"https://developer.mozilla.org/ru/docs/Web/JavaScript/Reference/Functions/arguments\">arguments</a>,\u00a0<a href=\"https://developer.mozilla.org/ru/docs/Web/JavaScript/Reference/Operators/super\">super</a>, \u0438\u043b\u0438 <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/new.target\">new.target</a>). \u0421\u0442\u0440\u0435\u043b\u043e\u0447\u043d\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0432\u0441\u0435\u0433\u0434\u0430 <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name\">\u0430\u043d\u043e\u043d\u0438\u043c\u043d\u044b\u0435</a>.", "localization_tags": [], "locale": "ru", "last_edit": "2016-02-06T11:57:07", "review_tags": []}, {"uuid": "f060c506-9bfd-4f40-a6b5-55cf9af5f290", "title": "\u7bad\u5934\u51fd\u6570", "url": "/zh-CN/docs/Web/JavaScript/Reference/Functions/Arrow_functions", "tags": ["\u51fd\u6570", "ECMAScript6", "\u4e2d\u7ea7"], "summary": "\u7bad\u5934\u51fd\u6570\u5c31\u662f\u4e2a\u7b80\u5199\u5f62\u5f0f\u7684<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Operators/function\">\u51fd\u6570\u8868\u8fbe\u5f0f</a>\uff0c\u5e76\u4e14\u5b83\u62e5\u6709\u8bcd\u6cd5\u4f5c\u7528\u57df\u7684<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Operators/this\">this</a>\u503c\uff08\u5373\u4e0d\u4f1a\u65b0\u4ea7\u751f\u81ea\u5df1\u4f5c\u7528\u57df\u4e0b\u7684<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Operators/this\">this</a>,\u00a0<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Functions/arguments\">arguments</a>,\u00a0<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Operators/super\">super</a> \u548c <a href=\"/zh-CN/docs/Web/JavaScript/Reference/Operators/new.target\">new.target</a> \u7b49\u5bf9\u8c61\uff09\u3002\u6b64\u5916\uff0c\u7bad\u5934\u51fd\u6570\u603b\u662f<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Function/name\">\u533f\u540d\u7684</a>\u3002", "localization_tags": [], "locale": "zh-CN", "last_edit": "2016-08-23T20:25:47", "review_tags": []}, {"uuid": "58004e14-abc0-4e81-8fa8-456fdcff5c3c", "title": "\u7bad\u982d\u51fd\u6578 (Arrow Function)", "url": "/zh-TW/docs/Web/JavaScript/Reference/Functions/Arrow_functions", "tags": [], "summary": "\u7bad\u982d\u51fd\u6578\u8868\u793a\u5f0f (<strong>Arrow function expression</strong>\uff0c\u4e5f\u662f\u6240\u8b02\u7684\u00a0<strong>fat arrow function</strong>) \u6bd4\u8d77\u4e00\u822c\u7684\u51fd\u6578\u8868\u793a\u5f0f\u64c1\u6709\u66f4\u77ed\u7684\u8a9e\u6cd5\u4ee5\u53ca\u8a5e\u5f59\u4e0a\u7d81\u5b9a <em>this</em> \u8b8a\u6578\uff0c\u6240\u6709\u7684\u7bad\u982d\u51fd\u6578\u90fd\u662f\u7121\u540d\u51fd\u6578 (anonymous function).", "localization_tags": [], "locale": "zh-TW", "last_edit": "2016-10-03T03:47:28", "review_tags": []}], "modified": "2016-10-17T15:02:01", "label": "Arrow functions", "localization_tags": [], "locale": "en-US", "id": 64529, "last_edit": "2016-10-17T15:01:53", "summary": "An <strong>arrow function expression</strong> has a shorter syntax compared to <a href=\"/en-US/docs/Web/JavaScript/Reference/Operators/function\">function expressions</a> and does not bind\u00a0its own\u00a0<code><a href=\"/en-US/docs/Web/JavaScript/Reference/Operators/this\">this</a></code>,\u00a0<a href=\"/en-US/docs/Web/JavaScript/Reference/Functions/arguments\">arguments</a>,\u00a0<a href=\"/en-US/docs/Web/JavaScript/Reference/Operators/super\">super</a>, or\u00a0<a href=\"/en-US/docs/Web/JavaScript/Reference/Operators/new.target\">new.target</a>. Arrow functions are always <a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name\">anonymous</a>. These function expressions are best suited for non-method functions\u00a0and they can not be used as constructors.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Basic_Syntax", "title": "Basic Syntax"}, {"id": "Advanced_Syntax", "title": "Advanced Syntax"}, {"id": "Description", "title": "Description"}, {"id": "Shorter_functions", "title": "Shorter functions"}, {"id": "No_binding_of_this", "title": "No binding of "}, {"id": "Relation_with_strict_mode", "title": "Relation with strict mode"}, {"id": "Invoked_through_call_or_apply", "title": "Invoked through call or apply"}, {"id": "No_binding_of_arguments", "title": "No binding of\u00a0"}, {"id": "Arrow_functions_used_as_methods", "title": "Arrow functions used as methods"}, {"id": "Use_of_the_new_operator", "title": "Use of the "}, {"id": "Use_of_the_yield_keyword", "title": "Use of the "}, {"id": "Function_body", "title": "Function body"}, {"id": "Returning_object_literals", "title": "Returning object literals"}, {"id": "Newline", "title": "Newline"}, {"id": "Parsing_order", "title": "Parsing order"}, {"id": "More_examples", "title": "More examples"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "Firefox-specific_notes", "title": "Firefox-specific notes"}, {"id": "See_also", "title": "See also"}], "slug": "Web/JavaScript/Reference/Functions/Arrow_functions", "review_tags": []}