{"json_modified": "2016-07-23T09:21:10.238668", "uuid": "efeaec62-7f44-4816-aed5-90a797a9fad2", "title": "TypedArray.prototype.lastIndexOf()", "url": "/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray/lastIndexOf", "tags": ["prototype", "TypedArray", "TypedArrays", "Prototype", "JavaScript", "ECMAScript6", "Method"], "translations": [{"uuid": "a1948034-aaee-42ee-ba71-eee3bc7c7678", "title": "TypedArray.prototype.lastIndexOf()", "url": "/fr/docs/Web/JavaScript/Reference/Objets_globaux/TypedArray/lastIndexOf", "tags": ["prototype", "TypedArrays", "TypedArray", "R\u00e9f\u00e9rence", "Prototype", "JavaScript", "ECMAScript6", "M\u00e9thode"], "summary": "La m\u00e9thode <code><strong>lastIndexOf()</strong></code> renvoie le dernier indice (le plus grand) pour lequel un \u00e9l\u00e9ment donn\u00e9 est trouv\u00e9. Si l'\u00e9l\u00e9ment cherch\u00e9 n'est pas trouv\u00e9, la valeur de retour sera -1. Le tableau typ\u00e9 est parcouru dans l'ordre des indices d\u00e9croissants (de la fin vers le d\u00e9but) \u00e0 partir de <code>indexD\u00e9part</code>. Cette m\u00e9thode utilise le m\u00eame algorithme que <a href=\"/fr/docs/Web/JavaScript/Reference/Objets_globaux/Array/lastIndexOf\" title=\"La m&#xE9;thode lastIndexOf() permet de renvoyer le dernier indice pour lequel une valeur donn&#xE9;e est pr&#xE9;sente dans un tableau. Si la valeur recherch&#xE9;e n'est pas pr&#xE9;sente, le r&#xE9;sultat sera -1. Lors de la recherche, le tableau est parcouru dans le sens des index d&#xE9;croissants, &#xE0; partir de l'index indexD&#xE9;but.\"><code>Array.prototype.lastIndexOf()</code></a>. Dans le reste de l'article,\u00a0<em>TypedArray</em> correspond \u00e0 l'un des <a href=\"/fr/docs/Web/JavaScript/Reference/Objets_globaux/TypedArray#Les_objets_TypedArray\">types de tableaux typ\u00e9s</a>.", "localization_tags": [], "locale": "fr", "last_edit": "2016-07-23T09:21:03", "review_tags": []}, {"uuid": "c00a2eb4-4ade-46b3-9f63-211f91ebcd10", "title": "TypedArray.prototype.lastIndexOf()", "url": "/ja/docs/Web/JavaScript/Reference/Global_Objects/TypedArray/lastIndexOf", "tags": ["TypedArray", "TypedArrays", "Prototype", "JavaScript", "ECMAScript6", "Method"], "summary": "\u5f15\u6570\u3067\u4e0e\u3048\u3089\u308c\u305f\u8981\u7d20\u304ctyped array\u5185\u3067\u6700\u5f8c\u306b\u73fe\u308c\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8fd4\u3057\u307e\u3059\u3002\u5024\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u5834\u5408\u3001-1\u3092\u8fd4\u3057\u307e\u3059\u3002typed array\u306f<code>fromIndex</code>\u3067\u59cb\u307e\u308b\u4f4d\u7f6e\u304b\u3089\u9006\u65b9\u5411\u306b\u691c\u7d22\u3055\u308c\u307e\u3059\u3002 \u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001<a href=\"/ja/docs/Web/JavaScript/Reference/Global_Objects/Array/lastIndexOf\" title=\"&#x914D;&#x5217;&#x4E2D;&#x3067;&#x4E0E;&#x3048;&#x3089;&#x308C;&#x305F;&#x8981;&#x7D20;&#x304C;&#x898B;&#x3064;&#x3051;&#x3089;&#x308C;&#x305F;&#x6700;&#x5F8C;&#x306E;&#x6DFB;&#x5B57;&#x3092;&#x8FD4;&#x3057;&#x307E;&#x3059;&#x3002;&#x3082;&#x3057;&#x5B58;&#x5728;&#x3057;&#x306A;&#x3051;&#x308C;&#x3070; -1 &#x3092;&#x8FD4;&#x3057;&#x307E;&#x3059;&#x3002;&#x914D;&#x5217;&#x306F; fromIndex &#x304B;&#x3089;&#x9006;&#x5411;&#x304D;&#x306B;&#x691C;&#x7D22;&#x3055;&#x308C;&#x307E;&#x3059;&#x3002;\"><code>Array.prototype.lastIndexOf()</code></a>\u3068\u540c\u3058\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u6301\u3061\u307e\u3059\u3002<em>TypedArray</em>\u306f\u3053\u3053\u3067\u306f<a href=\"/docs/Web/JavaScript/Reference/Global_Objects/TypedArray#TypedArray_objects\">typed array types</a>\u306e\u4e00\u3064\u3067\u3059\u3002", "localization_tags": ["inprogress"], "locale": "ja", "last_edit": "2015-05-25T00:22:07", "review_tags": ["editorial"]}], "modified": "2016-07-22T04:32:06", "label": "TypedArray.prototype.lastIndexOf()", "localization_tags": [], "locale": "en-US", "id": 133287, "last_edit": "2016-07-22T04:32:00", "summary": "The <code><strong>lastIndexOf()</strong></code> method returns the last index at which a given element can be found in the typed array, or -1 if it is not present. The typed array is searched backwards, starting at <code>fromIndex</code>. This method has the same algorithm as <a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/lastIndexOf\" title=\"The lastIndexOf() method returns the last index at which a given element can be found in the array, or -1 if it is not present. The array is searched backwards, starting at fromIndex.\"><code>Array.prototype.lastIndexOf()</code></a><em>.</em> <em>TypedArray</em> is one of the <a href=\"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray#TypedArray_objects\">typed array types</a> here.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Parameters", "title": "Parameters"}, {"id": "Return_value", "title": "Return value"}, {"id": "Description", "title": "Description"}, {"id": "Examples", "title": "Examples"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "Compatibility_notes", "title": "Compatibility notes"}, {"id": "See_also", "title": "See also"}], "slug": "Web/JavaScript/Reference/Global_Objects/TypedArray/lastIndexOf", "review_tags": []}