From a065e04d529da1d847b5062a12c46d916408bf32 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 21:46:22 -0500 Subject: update based on https://github.com/mdn/yari/issues/2028 --- .../ja/web/javascript/new_in_javascript/index.html | 78 ---------------------- 1 file changed, 78 deletions(-) delete mode 100644 files/ja/web/javascript/new_in_javascript/index.html (limited to 'files/ja/web/javascript/new_in_javascript/index.html') diff --git a/files/ja/web/javascript/new_in_javascript/index.html b/files/ja/web/javascript/new_in_javascript/index.html deleted file mode 100644 index db95fd3afe..0000000000 --- a/files/ja/web/javascript/new_in_javascript/index.html +++ /dev/null @@ -1,78 +0,0 @@ ---- -title: JavaScript の新機能 -slug: Web/JavaScript/New_in_JavaScript -translation_of: Archive/Web/JavaScript/New_in_JavaScript ---- -
{{jsSidebar("New_in_JS")}}
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このページはJavaScriptバージョン履歴の情報とFirefoxのようなMozilla/SpiderMonkeyベースのJavaScriptアプリケーションの実装状況を表示します。

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ECMAScript versions

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Language resources
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JavaScript言語の標準になっている、ECMAScript standardsを学ぶことが出来ます。
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ECMAScript 5 support
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Mozillaベースのエンジン（RhinoやSpidermonkeyなど）や製品におけるECMA-262 Edition 5.1の実装状況を表します。
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ECMAScript 6 support
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Mozillaベースのエンジン（RhinoやSpidermonkeyなど）や製品におけるECMA-262 Edition 6の実装状況を表します。
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ECMAScript 7 support
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Mozillaベースのエンジン（RhinoやSpidermonkeyなど）や製品におけるECMA-262 Edition 7の実装状況を表します。
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JavaScript リリースノート

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Firefox JavaScript changelog
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Firefox5とそれ以降のJavaScriptのチェンジログについてはこの項目を参照してください。
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Chrome JavaScript changelog
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(TODO). See this changelog for JavaScript features implemented in Chrome releases.
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JavaScript versions

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Deprecated ({{deprecated_inline()}}). The explicit versioning and opt-in of language features was Mozilla-specific and is in process of being removed. Firefox 4 was the last version which referred to an JavaScript version (1.8.5). With new ECMA standards, JavaScript language features are now often mentioned with their initial definition in ECMA-262 Editions such as Edition 6 (ES6).

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JavaScript was released as version 1.0 in March 1996 in Netscape Navigator 2.0 and Internet Explorer 2.0.

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JavaScript 1.1
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Version shipped in Netscape Navigator 3.0. Released on August 19, 1996.
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JavaScript 1.2
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Version shipped in Netscape Navigator 4.0-4.05. Released on June 11, 1997.
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JavaScript 1.3
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Version shipped in Netscape Navigator 4.06-4.7x. Released on October 19, 1998.
- Standardization work to be compliant with ECMA-262 1st and 2nd Edition.
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JavaScript 1.4
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Version shipped in Netscape's server side JavaScript. Released in 1999.
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JavaScript 1.5
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Version shipped in Netscape Navigator 6.0 and Firefox 1.0. Release on November 14, 2000.
- 標準化団体の ECMA-262 3rd Editionに準拠しています。
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JavaScript 1.6
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Version shipped in Firefox 1.5. Released in November 2005.
- ECMAScript for XML (E4X)やnew Array methods plus String and Array generics.
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JavaScript 1.7
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Version shipped in Firefox 2. Released in October 2006.
- Includes generators, iterators, array comprehensions, let expressions, and destructuring assignment.
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JavaScript 1.8
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Version shipped in Firefox 3. Released in June 2008.
- Includes expression closures, generator expressions and Array.reduce()
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JavaScript 1.8.1
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Version shipped in Firefox 3.5. Released on June 30, 2009.
- Includes the TraceMonkey JIT and supports native JSON.
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JavaScript 1.8.2
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Version shipped in Firefox 3.6. Released June 22, 2009.
- Includes only minor changes.
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JavaScript 1.8.5
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Version shipped in Firefox 4. Released July 27, 2010.
- Includes many new features for ECMA-262 Edition 5 compliance.
- This is the last JavaScript version.
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Features still requiring version opt-in

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let statement
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The let statement requires the JavaScript version 1.7 (or higher) opt-in. See {{bug(932517)}} and {{bug(932513)}}.
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