{"json_modified": "2015-04-17T07:03:32.994488", "slug": "Web/JavaScript/Reference/Global_Objects/Number/valueOf", "tags": ["Number", "Method", "JavaScript"], "locale": "zh-CN", "title": "Number.prototype.valueOf()", "translations": [{"title": "Number.prototype.valueOf()", "url": "/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/valueOf", "tags": ["Number", "prototype", "Method", "JavaScript"], "summary": "The <strong><code>valueOf()</code></strong> method returns the wrapped primitive value of a <a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number\" title=\"The Number JavaScript object is a wrapper object allowing you to work with numerical values. A Number object is created using the Number() constructor.\"><code>Number</code></a> object.", "localization_tags": [], "locale": "en-US", "last_edit": "2015-01-30T00:53:38", "review_tags": []}, {"title": "Number.prototype.valueOf()", "url": "/ja/docs/Web/JavaScript/Reference/Global_Objects/Number/valueOf", "tags": ["Number", "Number Methods"], "summary": "<code>Number</code> \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d7\u30ea\u30df\u30c6\u30a3\u30d6\u5024\u3092\u8fd4\u3057\u307e\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2015-04-13T01:36:13", "review_tags": []}, {"title": "Number.prototype.valueOf()", "url": "/fr/docs/Web/JavaScript/Reference/Objets_globaux/Number/valueOf", "tags": ["R\u00e9f\u00e9rence", "Reference", "Number", "prototype", "JavaScript", "Method"], "summary": "La m\u00e9thode <code><strong>valueOf()</strong></code> renvoie la valeur primitive correspondant \u00e0 celle repr\u00e9sent\u00e9e par l'objet <a href=\"/fr/docs/Web/JavaScript/Reference/Objets_globaux/Number\" title=\"L'objet Number est une enveloppe objet (wrapper) autour du type primitif num&#xE9;rique. Autrement dit, il est utilis&#xE9; pour manipuler les nombres comme des objets. Pour cr&#xE9;er un objet Number, on utilise le constructeur Number().\"><code>Number</code></a>.", "localization_tags": [], "locale": "fr", "last_edit": "2015-01-30T03:18:58", "review_tags": []}, {"title": "Number.prototype.valueOf()", "url": "/ru/docs/Web/JavaScript/Reference/Global_Objects/Number/valueOf", "tags": ["R\u00e9f\u00e9rence", "Reference", "Number", "prototype", "JavaScript", "Method"], "summary": "\u041c\u0435\u0442\u043e\u0434 <strong><code>valueOf()</code></strong> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043f\u0440\u0438\u043c\u0438\u0442\u0438\u0432\u043d\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u043e\u0431\u044a\u0435\u043a\u0442\u0430 <a href=\"/ru/docs/Web/JavaScript/Reference/Global_Objects/Number\" title=\"&#x41E;&#x431;&#x44A;&#x435;&#x43A;&#x442; Number &#x44F;&#x432;&#x43B;&#x44F;&#x435;&#x442;&#x441;&#x44F; &#x43E;&#x431;&#x44A;&#x435;&#x43A;&#x442;&#x43E;&#x43C;-&#x43E;&#x431;&#x451;&#x440;&#x442;&#x43A;&#x43E;&#x439;, &#x43F;&#x43E;&#x437;&#x432;&#x43E;&#x43B;&#x44F;&#x44E;&#x449;&#x435;&#x439; &#x432;&#x430;&#x43C; &#x440;&#x430;&#x431;&#x43E;&#x442;&#x430;&#x442;&#x44C; &#x441; &#x447;&#x438;&#x441;&#x43B;&#x43E;&#x432;&#x44B;&#x43C;&#x438; &#x437;&#x43D;&#x430;&#x447;&#x435;&#x43D;&#x438;&#x44F;&#x43C;&#x438;. &#x41E;&#x431;&#x44A;&#x435;&#x43A;&#x442; Number &#x441;&#x43E;&#x437;&#x434;&#x430;&#x451;&#x442;&#x441;&#x44F; &#x447;&#x435;&#x440;&#x435;&#x437; &#x43A;&#x43E;&#x43D;&#x441;&#x442;&#x440;&#x443;&#x43A;&#x442;&#x43E;&#x440; Number().\"><code>Number</code></a>.", "localization_tags": [], "locale": "ru", "last_edit": "2015-01-30T02:44:18", "review_tags": []}], "modified": "2015-04-17T07:03:16", "label": "Number.prototype.valueOf()", "localization_tags": [], "url": "/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Number/valueOf", "last_edit": "2015-01-30T00:59:51", "summary": "<strong><code>valueOf()</code></strong> \u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u88ab\u00a0<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Number\" title=\"Number JavaScript &#x5BF9;&#x8C61;&#x662F;&#x4E00;&#x4E2A;&#x5141;&#x8BB8;&#x4F60;&#x5904;&#x7406;&#x6570;&#x5B57;&#x503C;&#x7684;&#x5305;&#x88C5;&#x5BF9;&#x8C61;&#x3002;Number &#x5BF9;&#x8C61;&#x4F7F;&#x7528; Number() &#x6784;&#x9020;&#x5668;&#x521B;&#x5EFA;&#x3002;\"><code>Number</code></a> \u5bf9\u8c61\u5305\u88c5\u7684\u539f\u59cb\u503c\u3002", "sections": [{"id": "Quick_Links", "title": "JavaScript \u6807\u51c6\u5e93 Number \u5c5e\u6027 Number.EPSILON [Translate] Number.MAX_SAFE_INTEGER [Translate] Number.MAX_VALUE Number.MIN_SAFE_INTEGER [Translate] Number.MIN_VALUE Number.NEGATIVE_INFINITY Number.NaN Number.POSITIVE_INFINITY Number.prototype \u65b9\u6cd5 Number.isFinite() Number.isInteger() Number.isNaN() Number.isSafeInteger() Number.parseFloat() Number.parseInt() Number.prototype.toExponential() Number.prototype.toFixed() Number.prototype.toLocaleString() Number.prototype.toPrecision() Number.prototype.toSource() Number.prototype.toString() Number.prototype.valueOf() Number.toInteger() \u7ee7\u627f Function \u5c5e\u6027 Function.arguments Function.arity Function.caller Function.displayName [Translate] Function.length Function.name Function.prototype \u65b9\u6cd5 Function.prototype.apply() Function.prototype.bind() Function.prototype.call() Function.prototype.isGenerator() Function.prototype.toSource() Function.prototype.toString() Object \u5c5e\u6027 Object.prototype.__count__ [Translate] Object.prototype.__noSuchMethod__ [Translate] __parent__ __proto__ constructor \u65b9\u6cd5 Object.prototype.__defineGetter__() Object.prototype.__defineSetter__() Object.prototype.__lookupGetter__() Object.prototype.__lookupSetter__() [Translate] Object.prototype.hasOwnProperty() isPrototypeOf propertyIsEnumerable Object.prototype.toLocaleString() Object.toSource Object.prototype.toString() Object.prototype.unwatch() [Translate] Object.prototype.valueOf() watch"}, {"id": "Summary", "title": "\u6982\u8ff0"}, {"id": "Syntax", "title": "\u8bed\u6cd5"}, {"id": "Parameters", "title": "\u53c2\u6570"}, {"id": "Description", "title": "\u63cf\u8ff0"}, {"id": "Examples", "title": "\u793a\u4f8b"}, {"id": ".E8.A7.84.E8.8C.83", "title": "\u89c4\u8303"}, {"id": ".E6.B5.8F.E8.A7.88.E5.99.A8.E5.85.BC.E5.AE.B9.E6.80.A7", "title": "\u6d4f\u89c8\u5668\u517c\u5bb9\u6027"}, {"id": "See_also", "title": "\u76f8\u5173\u94fe\u63a5"}], "id": 124133, "review_tags": []}