{"json_modified": "2015-05-19T20:27:32.347854", "slug": "Web/JavaScript/Reference/Global_Objects/Number/parseFloat", "tags": [], "locale": "zh-CN", "title": "Number.parseFloat()", "translations": [{"title": "Number.parseFloat()", "url": "/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/parseFloat", "tags": ["Experimental", "Number", "Exp\u00e9rimental", "JavaScript", "ECMAScript6", "Method"], "summary": "The Number.parseFloat() method parses a string argument and returns a floating point number. This method behaves identically to the global function parseFloat() and is part of ECMAScript 6 (its purpose is modularization of globals).", "localization_tags": [], "locale": "en-US", "last_edit": "2014-11-28T19:58:40", "review_tags": []}, {"title": "Number.parseFloat()", "url": "/fr/docs/Web/JavaScript/Reference/Objets_globaux/Number/parseFloat", "tags": ["R\u00e9f\u00e9rence", "Reference", "Experimental", "Number", "Exp\u00e9rimental", "JavaScript", "ECMAScript6", "Method"], "summary": "", "localization_tags": [], "locale": "fr", "last_edit": "2015-01-28T12:35:32", "review_tags": []}, {"title": "Number.parseFloat()", "url": "/pt-BR/docs/Web/JavaScript/Reference/Global_Objects/Number/parseFloat", "tags": [], "summary": "O m\u00e9todo Number.parseFloat() converte a string recebida como argumento e a retorna como um n\u00famero de ponto flutuante. Este m\u00e9todo se comporta de maneira id\u00eantica a da fun\u00e7\u00e3o global parseFloat e \u00e9 parte da especifica\u00e7\u00e3o ECMAScript 6 (seu prop\u00f3sito \u00e9 a modulariza\u00e7\u00e3o dos objetos globais).", "localization_tags": ["inprogress"], "locale": "pt-BR", "last_edit": "2014-09-12T15:14:47", "review_tags": []}, {"title": "Number.parseFloat()", "url": "/ru/docs/Web/JavaScript/Reference/Global_Objects/Number/parseFloat", "tags": ["Experimental", "Number", "Exp\u00e9rimental", "JavaScript", "ECMAScript6", "Method"], "summary": "\u041c\u0435\u0442\u043e\u0434 Number.parseFloat() \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0435\u0442 \u0441\u0442\u0440\u043e\u043a\u043e\u0432\u044b\u0439 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442 \u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0447\u0438\u0441\u043b\u043e \u0441 \u043f\u043b\u0430\u0432\u0430\u044e\u0449\u0435\u0439 \u0437\u0430\u043f\u044f\u0442\u043e\u0439. \u042d\u0442\u043e\u0442 \u043c\u0435\u0442\u043e\u0434 \u0432\u0435\u0434\u0451\u0442 \u0441\u0435\u0431\u044f \u0438\u0434\u0435\u043d\u0442\u0438\u0447\u043d\u043e \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u043e\u0439 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 parseFloat() \u0438 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0447\u0430\u0441\u0442\u044c\u044e ECMAScript 6 (\u0435\u0433\u043e \u0446\u0435\u043b\u044c\u044e \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043c\u043e\u0434\u0443\u043b\u044f\u0440\u0438\u0437\u0430\u0446\u0438\u044f \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u044b\u0445 \u0441\u0443\u0449\u043d\u043e\u0441\u0442\u0435\u0439).", "localization_tags": [], "locale": "ru", "last_edit": "2014-12-01T02:53:11", "review_tags": []}, {"title": "Number.parseFloat()", "url": "/ja/docs/Web/JavaScript/Reference/Global_Objects/Number/parseFloat", "tags": ["Experimental", "Number", "Exp\u00e9rimental", "JavaScript", "ECMAScript6", "Method"], "summary": "\u6587\u5b57\u5217\u5f15\u6570\u3092\u30d1\u30fc\u30b9\u3057\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3092\u8fd4\u3057\u307e\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u30b0\u30ed\u30fc\u30d0\u30eb\u95a2\u6570parseFloat()\u3068\u540c\u69d8\u306b\u632f\u308b\u821e\u3044ECMAScript\u7b2c\uff16\u7248\u306e\u4e00\u90e8\u3068\u306a\u3063\u3066\u3044\u307e\u3059(\u76ee\u7684\u306f\u30b0\u30ed\u30fc\u30d0\u30eb\u95a2\u6570\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3067\u3059)\u3002", "localization_tags": ["inprogress"], "locale": "ja", "last_edit": "2015-05-10T19:15:29", "review_tags": ["editorial"]}], "modified": "2015-05-19T20:27:31", "label": "Number.parseFloat()", "localization_tags": [], "url": "/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Number/parseFloat", "last_edit": "2015-05-19T20:27:28", "summary": "Number.parseFloat() \u65b9\u6cd5\u53ef\u4ee5\u628a\u4e00\u4e2a\u5b57\u7b26\u4e32\u89e3\u6790\u6210\u6d6e\u70b9\u6570\u3002\u8be5\u65b9\u6cd5\u4e0e\u5168\u5c40\u7684 parseFloat() \u51fd\u6570\u76f8\u540c\uff0c\u5e76\u4e14\u5904\u4e8e\u00a0ECMAScript 6 \u89c4\u8303\u4e2d\uff08\u7528\u4e8e\u5168\u5c40\u53d8\u91cf\u7684\u6a21\u5757\u5316\uff09\u3002", "sections": [{"id": "Quick_Links", "title": "JavaScript \u6807\u51c6\u5e93 Number \u5c5e\u6027 Number.EPSILON [\u6211\u6765\u8bd1!] Number.MAX_SAFE_INTEGER [\u6211\u6765\u8bd1!] Number.MAX_VALUE Number.MIN_SAFE_INTEGER [\u6211\u6765\u8bd1!] 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 [\u6211\u6765\u8bd1!] 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__ [\u6211\u6765\u8bd1!] Object.prototype.__noSuchMethod__ [\u6211\u6765\u8bd1!] Object.prototype.__parent__ Object.prototype.__proto__ Object.prototype.constructor \u65b9\u6cd5 Object.prototype.__defineGetter__() Object.prototype.__defineSetter__() Object.prototype.__lookupGetter__() Object.prototype.__lookupSetter__() [\u6211\u6765\u8bd1!] Object.prototype.hasOwnProperty() Object.prototype.isPrototypeOf() Object.prototype.propertyIsEnumerable() Object.prototype.toLocaleString() Object.prototype.toSource() Object.prototype.toString() Object.prototype.unwatch() [\u6211\u6765\u8bd1!] Object.prototype.valueOf() Object.prototype.watch()"}, {"id": "Summary", "title": "\u6982\u8ff0"}, {"id": "Syntax", "title": "\u8bed\u6cd5"}, {"id": "Parameters", "title": "\u53c2\u6570"}, {"id": ".E6.8F.8F.E8.BF.B0", "title": "\u63cf\u8ff0"}, {"id": ".E8.A7.84.E8.8C.83", "title": "\u89c4\u8303"}, {"id": "Browser_compatibility", "title": "\u6d4f\u89c8\u5668\u517c\u5bb9\u6027"}, {"id": "See_also", "title": "\u76f8\u5173\u94fe\u63a5"}], "id": 146149, "review_tags": []}