{"json_modified": "2015-04-17T02:12:38.120170", "slug": "Web/JavaScript/New_in_JavaScript/1.8", "tags": ["JavaScript_version_overviews", "JavaScript"], "locale": "ja", "title": "JavaScript 1.8 \u306e\u65b0\u6a5f\u80fd", "translations": [{"title": "New in JavaScript 1.8", "url": "/en-US/docs/Web/JavaScript/New_in_JavaScript/1.8", "tags": ["Versions", "JavaScript"], "summary": "The following is a changelog for JavaScript 1.8. This version was included in <a href=\"/en-US/Firefox/Releases/3\">Firefox 3</a> and is part of Gecko 1.9. See <a href=\"https://bugzilla.mozilla.org/show_bug.cgi?id=380236\" title=\"FIXED: JS1.8 tracking bug\">bug\u00a0380236</a> for a tracking development bug for JavaScript 1.8.", "localization_tags": [], "locale": "en-US", "last_edit": "2015-01-19T14:49:30", "review_tags": []}, {"title": "Nowo\u015bci w JavaScript 1.8", "url": "/pl/docs/Web/JavaScript/Nowo%C5%9Bci_w_JavaScript_1.8", "tags": ["JavaScript", "Strony_wymagaj\u0105ce_dopracowania", "Wszystkie_kategorie"], "summary": "Obs\u0142uga j\u0119zyka JavaScript w wersji 1.8 ma zosta\u0107 wprowadzona wraz z wydaniem silnika Gecko 1.9 (kt\u00f3ry ma si\u0119 znale\u017a\u0107 w programie <a href=\"/pl/docs/Firefox_3_dla_programist&#xF3;w\" title=\"Firefox_3_dla_programist&#xF3;w\">Firefox 3</a>). Jest to aktualizacja mniej znacz\u0105ca ni\u017c <a href=\"/pl/docs/Nowo&#x15B;ci_w_JavaScript_1.7\" title=\"Nowo&#x15B;ci_w_JavaScript_1.7\">JavaScript 1.7</a>; zmiany odpowiadaj\u0105 modyfikacjom dokonanym ostatnio w j\u0119zyku ECMAScript 4/JavaScript 2. W tym wydaniu zawarte b\u0119d\u0105 wszystkie nowe funkcje wprowadzone w wydaniach <a href=\"/pl/docs/Nowo&#x15B;ci_w_JavaScript_1.6\" title=\"Nowo&#x15B;ci_w_JavaScript_1.6\">JavaScript 1.6</a> i <a href=\"/pl/docs/Nowo&#x15B;ci_w_JavaScript_1.7\" title=\"Nowo&#x15B;ci_w_JavaScript_1.7\">JavaScript 1.7</a>.", "localization_tags": [], "locale": "pl", "last_edit": "2014-05-31T00:02:41", "review_tags": []}, {"title": "Novidades no Javascript 1.8", "url": "/pt-PT/docs/Web/JavaScript/Novidades_no_JavaScript/Novidades_no_Javascript_1.8", "tags": ["Todas_as_Categorias", "JavaScript"], "summary": "O JavaScript 1.8 est\u00e1 programado para ser lan\u00e7ado como parte do Gecko 1.9 (que ser\u00e1 incorporado ao <a href=\"/pt/Firefox_3_para_desenvolvedores\" title=\"pt/Firefox_3_para_desenvolvedores\">Firefox 3</a>). Esta \u00e9 uma atualiza\u00e7\u00e3o menos substancial que o <a href=\"/en/New_in_JavaScript_1.7\">JavaScript 1.7</a>, mas tem algumas atualiza\u00e7\u00f5es para acompanhar o progresso rumo ao ECMAScript 4/JavaScript 2. Esta libera\u00e7\u00e3o incluir\u00e1 todas as novas caracter\u00edsticas especificadas no <a href=\"/en/New_in_JavaScript_1.6\">JavaScript 1.6</a> e <a href=\"/en/New_in_JavaScript_1.7\">JavaScript 1.7</a>.", "localization_tags": [], "locale": "pt-PT", "last_edit": "2014-07-01T00:23:39", "review_tags": []}, {"title": "JavaScript 1.8 \u65b0\u9bae\u4e8b", "url": "/zh-TW/docs/JavaScript_1.8_%E6%96%B0%E9%AE%AE%E4%BA%8B", "tags": ["JavaScript_version_overviews", "JavaScript"], "summary": "JavaScript 1.8 \u662f Gecko 1.9\uff08\u5305\u542b\u65bc <a href=\"/zh_tw/Firefox_3_&#x6280;&#x8853;&#x6587;&#x4EF6;\" title=\"zh tw/Firefox 3 &#x6280;&#x8853;&#x6587;&#x4EF6;\">Firefox 3</a>\uff09\u7684\u4e00\u90e8\u5206\u3002\u76f8\u8f03\u65bc <a href=\"/zh_tw/JavaScript_1.7_&#x65B0;&#x9BAE;&#x4E8B;\" title=\"zh tw/JavaScript 1.7 &#x65B0;&#x9BAE;&#x4E8B;\">JavaScript 1.7</a> \u6b64\u7248\u53ea\u662f\u500b\u5c0f\u66f4\u65b0\uff0c\u4e0d\u904e\u90e8\u5206\u66f4\u65b0\u662f\u70ba\u4e86\u8ddf\u9032 ECMAScript 4/JavaScript 2\u3002\u6b64\u6b21\u7684\u91cb\u51fa\u7248\u672c\u5305\u542b\u6240\u6709\u5728 <a href=\"/zh_tw/JavaScript_1.6_&#x65B0;&#x9BAE;&#x4E8B;\" title=\"zh tw/JavaScript 1.6 &#x65B0;&#x9BAE;&#x4E8B;\">JavaScript 1.6</a> \u548c <a href=\"/zh_tw/JavaScript_1.7_&#x65B0;&#x9BAE;&#x4E8B;\" title=\"zh tw/JavaScript 1.7 &#x65B0;&#x9BAE;&#x4E8B;\">JavaScript 1.7</a> \u51fa\u73fe\u7684\u65b0\u6a5f\u80fd\u3002", "localization_tags": [], "locale": "zh-TW", "last_edit": "2015-03-21T15:50:33", "review_tags": []}, {"title": "New in JavaScript 1.8", "url": "/zh-CN/docs/Web/JavaScript/New_in_JavaScript/1.8", "tags": ["JavaScript_version_overviews", "JavaScript"], "summary": "JavaScript 1.8 \u662f Gecko 1.9\uff08\u5df2\u5408\u5e76\u5728 <a href=\"/cn/Firefox_3\" title=\"cn/Firefox_3\">Firefox 3</a> \u4e2d\uff09\u7684\u4e00\u90e8\u5206\u3002\u6bd4\u8d77 <a href=\"/cn/New_in_JavaScript_1.7\" title=\"cn/New_in_JavaScript_1.7\">JavaScript 1.7</a>\uff0c\u8fd9\u53ea\u662f\u5f88\u5c0f\u7684\u66f4\u65b0\uff0c\u4e0d\u8fc7\u5b83\u4e5f\u786e\u5b9e\u5305\u542b\u4e86\u4e00\u4e9b\u5411 ECMAScript 4/JavaScript 2 \u5347\u7ea7\u7684\u75d5\u8ff9\u3002JavaScript 1.8 \u8fd8\u5c06\u5305\u542b <a href=\"/cn/New_in_JavaScript_1.6\" title=\"cn/New_in_JavaScript_1.6\">JavaScript 1.6</a> \u548c <a href=\"/cn/New_in_JavaScript_1.7\" title=\"cn/New_in_JavaScript_1.7\">JavaScript 1.7</a> \u4e2d\u7684\u6240\u6709\u65b0\u7279\u6027\u3002", "localization_tags": [], "locale": "zh-CN", "last_edit": "2014-12-15T07:13:19", "review_tags": []}, {"title": "Novedades en JavaScript 1.8", "url": "/es/docs/Web/JavaScript/Novedades_en_JavaScript/1.8", "tags": ["Visi\u00f3n_general_de_las_versiones_JavaScript", "Todas_las_Categor\u00edas", "JavaScript"], "summary": "Lee el <a href=\"https://bugzilla.mozilla.org/show_bug.cgi?id=380236\" title=\"FIXED: JS1.8 tracking bug\">bug\u00a0380236</a> para estar al d\u00eda del progreso de desarrollo de JavaScript 1.8.", "localization_tags": ["inprogress"], "locale": "es", "last_edit": "2015-04-12T04:27:56", "review_tags": []}, {"title": "Nouveaut\u00e9s de JavaScript 1.8", "url": "/fr/docs/Web/JavaScript/Nouveaut%C3%A9s_et_historique_de_JavaScript/1.8", "tags": ["Versions", "JavaScript"], "summary": "Cette page pr\u00e9sente le journal des modifications (<em>changelog</em>) pour JavaScript 1.8. Cette version de Javascript a \u00e9t\u00e9 introduite dans <a href=\"/fr/Firefox/Releases/3\">Firefox 3</a> avec Gecko 1.9. Consultez le <a href=\"https://bugzilla.mozilla.org/show_bug.cgi?id=380236\" title=\"FIXED: JS1.8 tracking bug\">bug\u00a0380236</a> pour suivre les progr\u00e8s du d\u00e9veloppement de JavaScript 1.8.", "localization_tags": [], "locale": "fr", "last_edit": "2015-03-03T13:51:11", "review_tags": []}, {"title": "New in JavaScript 1.8", "url": "/ko/docs/Web/JavaScript/New_in_JavaScript/New_in_JavaScript_1.8", "tags": ["JavaScript_version_overviews", "JavaScript"], "summary": "\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 1.8\uc740 (<a href=\"ko/Firefox_3\">Firefox 3</a>\uc5d0 \ud3ec\ud568\ub420 \uc608\uc815\uc778) Gecko 1.9\uc758 \uc77c\ubd80\ubd84\uc73c\ub85c \uacc4\ud68d\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 1.8\uc740 <a href=\"ko/New_in_JavaScript_1.7\">\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 1.7</a>\ubcf4\ub2e4\ub294 \ubcc0\uacbd\ub41c \ubd80\ubd84\uc774 \uc801\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098, ECMAScript 4/JavaScript 2\ub85c \uc9c4\ud589\ub418\ub294 \uacfc\uc815\uc758 \uba87\uba87 \ubcc0\uacbd\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ubc88 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 1.8 \ub9b4\ub9ac\uc988\uc5d0\ub294 <a href=\"ko/New_in_JavaScript_1.6\">\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 1.6</a>\uacfc <a href=\"ko/New_in_JavaScript_1.7\">\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 1.7</a>\uc5d0 \uc788\ub294 \ubaa8\ub4e0 \ubd80\ubd84\uc774 \ud3ec\ud568\ub420 \uac83\uc785\ub2c8\ub2e4.", "localization_tags": [], "locale": "ko", "last_edit": "2014-07-06T09:18:31", "review_tags": []}, {"title": "New in JavaScript 1.8", "url": "/de/docs/Web/JavaScript/Neu_in_JavaScript/1.8", "tags": [], "summary": "JavaScript 1.8 ist ein Teil von Gecko 1.9 (welches in <a href=\"/en-US/docs/Firefox_3_for_developers\" title=\"Firefox_3_for_developers\">Firefox 3</a> integriert ist). Dieses Update ist von geringerer Bedeutung als <a href=\"/en-US/docs/JavaScript/New_in_JavaScript/1.7\" title=\"New_in_JavaScript_1.7\">JavaScript 1.7</a>, beinhaltet jedoch einige Neuerungen, um den Fortschritt bis hin zu ECMAScript 4/JavaScript 2 zu verfolgen. Dieses Release beinhaltet alle neuen Features von\u00a0<a href=\"/en-US/docs/JavaScript/New_in_JavaScript/1.6\" title=\"New_in_JavaScript_1.6\">JavaScript 1.6</a> und <a href=\"/en-US/docs/JavaScript/New_in_JavaScript/1.7\" title=\"New_in_JavaScript_1.7\">JavaScript 1.7</a>.", "localization_tags": [], "locale": "de", "last_edit": "2014-09-28T05:28:38", "review_tags": []}], "modified": "2015-04-17T02:12:36", "label": "JavaScript 1.8 \u306e\u65b0\u6a5f\u80fd", "localization_tags": ["inprogress"], "url": "/ja/docs/Web/JavaScript/New_in_JavaScript/1.8", "last_edit": "2015-04-17T02:12:28", "summary": "JavaScript 1.8 \u306f\uff08<a href=\"/ja/docs/Firefox_3_for_developers\" title=\"Firefox_3_for_developers\">Firefox 3</a> \u306b\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\uff09 Gecko 1.9 \u306e\u4e00\u90e8\u5206\u3067\u3059\u3002\u3053\u308c\u306f <a href=\"/ja/docs/JavaScript/New_in_JavaScript/1.7\" title=\"New_in_JavaScript_1.7\">JavaScript 1.7</a> \u3088\u308a\u306f\u5927\u304d\u306a\u66f4\u65b0\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001ECMAScript 4/JavaScript 2 \u306e\u9032\u6b69\u306b\u8ffd\u968f\u3059\u308b\u305f\u3081\u306e\u66f4\u65b0\u304c\u3044\u304f\u3064\u304b\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30ea\u30ea\u30fc\u30b9\u306f <a href=\"/ja/docs/JavaScript/New_in_JavaScript/1.6\" title=\"New_in_JavaScript_1.6\">JavaScript 1.6</a> \u304a\u3088\u3073 <a href=\"/ja/docs/JavaScript/New_in_JavaScript/1.7\" title=\"New_in_JavaScript_1.7\">JavaScript 1.7</a> \u3067\u4ed5\u69d8\u5316\u3055\u308c\u305f\u65b0\u6a5f\u80fd\u306e\u5168\u3066\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002", "sections": [{"id": "Quick_Links", "title": "JavaScript Tutorials: JavaScript Guide Introduction Grammar and types Control flow and error handling Loops and iteration Functions Expressions and operators Numbers and dates Text formatting Regular expressions Indexed collections Keyed collections Working with objects Details of the object model Iterators and generators Meta programming Introductory JavaScript basics JavaScript technologies overview Introduction to Object Oriented JavaScript Intermediate A re-introduction to JavaScript JavaScript data structures Equality comparisons and sameness Closures Advanced Inheritance and the prototype chain Strict mode JavaScript typed arrays Memory Management Concurrency model and Event Loop References: Built-in objects Global Objects Array ArrayBuffer Boolean DataView Date Error EvalError Float32Array Float64Array Function Generator [Translate] GeneratorFunction [Translate] Infinity Int16Array Int32Array Int8Array InternalError [Translate] Intl [Translate] Intl.Collator [Translate] Intl.DateTimeFormat [Translate] Intl.NumberFormat [Translate] Iterator [Translate] JSON Map Math NaN Number Object ParallelArray Promise Proxy RangeError ReferenceError Reflect [Translate] RegExp Set [Translate] StopIteration [Translate] String Symbol [Translate] SyntaxError TypeError TypedArray URIError Uint16Array Uint32Array Uint8Array Uint8ClampedArray [Translate] WeakMap WeakSet [Translate] decodeURI() decodeURIComponent() encodeURI() encodeURIComponent() escape() eval() isFinite() isNaN() null parseFloat() parseInt() undefined unescape() [Translate] uneval() Expressions & operators \u6f14\u7b97\u5b50 \u7b97\u8853\u6f14\u7b97\u5b50 Array comprehensions [Translate] \u4ee3\u5165\u6f14\u7b97\u5b50 \u30d3\u30c3\u30c8\u6f14\u7b97\u5b50 \u30ab\u30f3\u30de\u6f14\u7b97\u5b50 \u6bd4\u8f03\u6f14\u7b97\u5b50 \u6761\u4ef6\u6f14\u7b97\u5b50 Destructuring assignment [Translate] Expression closures [Translate] Generator comprehensions [Translate] Grouping operator [Translate] Legacy generator function expression [Translate] \u8ad6\u7406\u6f14\u7b97\u5b50 Object initializer [Translate] \u6f14\u7b97\u5b50\u306e\u512a\u5148\u9806\u4f4d \u30e1\u30f3\u30d0\u30fc\u6f14\u7b97\u5b50 Spread operator [Translate] class expression [Translate] delete function function* expression [Translate] in instanceof new super [Translate] this typeof \u6f14\u7b97\u5b50 void \u6f14\u7b97\u5b50 yield yield* [Translate] Statements & declarations \u6587 Legacy generator function [Translate] \u30d6\u30ed\u30c3\u30af break class [Translate] const continue debugger [Translate] do...while empty [Translate] export for for each...in for...in for...of function function* if...else import label let return switch throw try...catch var while with Functions \u95a2\u6570\u3068\u95a2\u6570\u30b9\u30b3\u30fc\u30d7 arguments \u30a2\u30ed\u30fc\u95a2\u6570 Default parameters [Translate] Method definitions [Translate] Rest parameters [Translate] get set Classes Classes [Translate] constructor [Translate] extends [Translate] static [Translate] Misc Lexical grammar JavaScript data structures Enumerability and ownership of properties Iteration protocols Strict mode Transitioning to strict mode Template strings Deprecated features New in JavaScript JavaScript \u306e\u65b0\u6a5f\u80fd Mozilla \u306b\u304a\u3051\u308b ECMAScript 5 \u306e\u30b5\u30dd\u30fc\u30c8 Mozilla \u306b\u304a\u3051\u308b ECMAScript 6 \u306e\u30b5\u30dd\u30fc\u30c8 ECMAScript 7 support in Mozilla [Translate] Firefox JavaScript changelog [Translate] JavaScript 1.1 \u306e\u65b0\u6a5f\u80fd New in JavaScript 1.2 [Translate] JavaScript 1.3 \u306e\u65b0\u6a5f\u80fd JavaScript 1.4 \u306e\u65b0\u6a5f\u80fd JavaScript 1.5 \u306e\u65b0\u6a5f\u80fd JavaScript 1.6 \u306e\u65b0\u6a5f\u80fd JavaScript 1.7 \u306e\u65b0\u6a5f\u80fd JavaScript 1.8 \u306e\u65b0\u6a5f\u80fd JavaScript 1.8.1 \u306e\u65b0\u6a5f\u80fd JavaScript 1.8.5 \u306e\u65b0\u6a5f\u80fd Documentation: Useful lists All pages index Methods index Properties index Pages tagged \"JavaScript\" Contribute JavaScript doc status The MDN project"}, {"id": "JavaScript_1.8_.E3.81.AE.E4.BD.BF.E7.94.A8", "title": "JavaScript 1.8 \u306e\u4f7f\u7528"}, {"id": ".E5.BC.8F.E3.82.AF.E3.83.AD.E3.83.BC.E3.82.B8.E3.83.A3", "title": "\u5f0f\u30af\u30ed\u30fc\u30b8\u30e3"}, {"id": ".E3.82.B8.E3.82.A7.E3.83.8D.E3.83.AC.E3.83.BC.E3.82.BF.E5.BC.8F", "title": "\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u5f0f"}, {"id": ".E3.81.95.E3.82.89.E3.81.AA.E3.82.8B_Array_.E3.81.AE.E6.8B.A1.E5.BC.B5", "title": "\u3055\u3089\u306a\u308b Array \u306e\u62e1\u5f35"}, {"id": "for..in.E3.80.80.E3.81.AE.E5.88.86.E9.85.8D.E6.96.B9.E6.B3.95_.E3.81.AE.E5.A4.89.E6.9B.B4", "title": "for..in \u306e\u5206\u914d\u65b9\u6cd5\u306e\u5909\u66f4"}], "id": 10706, "review_tags": []}