{"json_modified": "2016-08-16T11:52:42.535594", "uuid": "e1d5e292-4449-417d-8615-a397ad190527", "title": "Reflect.preventExtensions()", "url": "/en-US/docs/Web/JavaScript/Reference/Global_Objects/Reflect/preventExtensions", "tags": ["ECMAScript6", "Method", "Reflect", "JavaScript"], "translations": [{"uuid": "b2ba7b01-fbde-4515-963a-e2e9c725fd46", "title": "Reflect.preventExtensions()", "url": "/fr/docs/Web/JavaScript/Reference/Objets_globaux/Reflect/preventExtensions", "tags": ["R\u00e9f\u00e9rence", "ECMAScript6", "M\u00e9thode", "Reflect", "JavaScript"], "summary": "La m\u00e9thode statique <code><strong>Reflect</strong></code><strong><code>.preventExtensions()</code></strong> permet d'emp\u00eacher d'ajouter de nouvelles propri\u00e9t\u00e9s \u00e0 un objet. Cette m\u00e9thode est semblable \u00e0 la m\u00e9thode <a href=\"/fr/docs/Web/JavaScript/Reference/Objets_globaux/Object/preventExtensions\" title=\"La m&#xE9;thode Object.preventExtensions() permet d'emp&#xEA;cher l'ajout de nouvelles propri&#xE9;t&#xE9;s &#xE0; un objet (i.e. d'&#xE9;tendre l'objet gr&#xE2;ce &#xE0; de nouvelles caract&#xE9;ristiques).\"><code>Object.preventExtensions()</code></a> (modulo <a href=\"#diffs\">quelques diff\u00e9rences</a>).", "localization_tags": [], "locale": "fr", "last_edit": "2016-08-16T11:52:35", "review_tags": []}, {"uuid": "6f907692-0447-4303-a0d8-dead19084b6f", "title": "Reflect.preventExtensions()", "url": "/ja/docs/Web/JavaScript/Reference/Global_Objects/Reflect/preventExtensions", "tags": ["ECMAScript6", "Method", "Reflect", "JavaScript"], "summary": "\u9759\u7684\u306a <code><strong>Reflect</strong></code><strong><code>.preventExtensions()</code></strong> \u30e1\u30bd\u30c3\u30c9\u306f\u3001\u3059\u3067\u306b\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u8ffd\u52a0\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u3001\u65b0\u3057\u3044\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u6291\u5236\u3057\u307e\u3059 (\u3064\u307e\u308a\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u3055\u3089\u306a\u308b\u62e1\u5f35\u3092\u6291\u5236\u3057\u307e\u3059)\u3002<a href=\"/ja/docs/Web/JavaScript/Reference/Global_Objects/Object/preventExtensions\" title=\"&#x3059;&#x3067;&#x306B;&#x30D7;&#x30ED;&#x30D1;&#x30C6;&#x30A3;&#x304C;&#x8FFD;&#x52A0;&#x3055;&#x308C;&#x305F;&#x30AA;&#x30D6;&#x30B8;&#x30A7;&#x30AF;&#x30C8;&#x3067;&#x3001;&#x65B0;&#x3057;&#x3044;&#x30D7;&#x30ED;&#x30D1;&#x30C6;&#x30A3;&#x3092;&#x6291;&#x5236;&#x3057;&#x307E;&#x3059; (&#x3059;&#x306A;&#x308F;&#x3061;&#x3001;&#x30AA;&#x30D6;&#x30B8;&#x30A7;&#x30AF;&#x30C8;&#x306E;&#x3055;&#x3089;&#x306A;&#x308B;&#x62E1;&#x5F35;&#x3092;&#x6291;&#x5236;&#x3057;&#x307E;&#x3059;)&#x3002;\"><code>Object.preventExtensions()</code></a> \u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001<a href=\"#Object.preventExtensions()_&#x3068;&#x306E;&#x9055;&#x3044;\">\u9055\u3044\u304c\u3042\u308a\u307e\u3059</a>\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2015-12-20T00:10:36", "review_tags": ["editorial"]}], "modified": "2016-08-16T09:26:15", "label": "Reflect.preventExtensions()", "localization_tags": [], "locale": "en-US", "id": 158993, "last_edit": "2016-08-16T09:26:09", "summary": "The static <code><strong>Reflect</strong></code><strong><code>.preventExtensions()</code></strong> method prevents new properties from ever being added to an object (i.e. prevents future extensions to the object). It is similar to <a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/preventExtensions\" title=\"The Object.preventExtensions() method prevents new properties from ever being added to an object (i.e. prevents future extensions to the object).\"><code>Object.preventExtensions()</code></a>, but with some <a href=\"#Difference_to_Object.preventExtensions()\">differences</a>.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Parameters", "title": "Parameters"}, {"id": "Return_value", "title": "Return value"}, {"id": "Exceptions", "title": "Exceptions"}, {"id": "Description", "title": "Description"}, {"id": "Examples", "title": "Examples"}, {"id": "Using_Reflect.preventExtensions()", "title": "Using "}, {"id": "Difference_to_Object.preventExtensions()", "title": "Difference to "}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/JavaScript/Reference/Global_Objects/Reflect/preventExtensions", "review_tags": []}