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| author | Masahiro FUJIMOTO <mfujimot@gmail.com> | 2021-09-26 00:07:38 +0900 |
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| committer | Masahiro FUJIMOTO <mfujimot@gmail.com> | 2021-10-03 13:37:37 +0900 |
| commit | 3d9227f8d11cf28c9999054afa2d63b83ef38b3d (patch) | |
| tree | f4b8f242dca874dedd122e3dd456081674b03430 /files/ja/web/javascript/reference/operators/addition_assignment/index.html | |
| parent | 3c2bf713cfa224cd0193704d461dd54538db7252 (diff) | |
| download | translated-content-3d9227f8d11cf28c9999054afa2d63b83ef38b3d.tar.gz translated-content-3d9227f8d11cf28c9999054afa2d63b83ef38b3d.tar.bz2 translated-content-3d9227f8d11cf28c9999054afa2d63b83ef38b3d.zip | |
Markdown へ変換するためにファイル名を変更
Diffstat (limited to 'files/ja/web/javascript/reference/operators/addition_assignment/index.html')
| -rw-r--r-- | files/ja/web/javascript/reference/operators/addition_assignment/index.html | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/files/ja/web/javascript/reference/operators/addition_assignment/index.html b/files/ja/web/javascript/reference/operators/addition_assignment/index.html deleted file mode 100644 index ca9497a6da..0000000000 --- a/files/ja/web/javascript/reference/operators/addition_assignment/index.html +++ /dev/null @@ -1,78 +0,0 @@ ---- -title: 加算代入 (+=) -slug: Web/JavaScript/Reference/Operators/Addition_assignment -tags: - - Assignment operator - - JavaScript - - Language feature - - Operator - - Reference -translation_of: Web/JavaScript/Reference/Operators/Addition_assignment ---- -<div>{{jsSidebar("Operators")}}</div> - -<p>加算代入演算子 (<code>+=</code>) は、右辺のオペランドの値を変数に加算し、結果を変数に代入します。 2つのオペランドの型は、加算代入演算子の動作を決定します。加算もしくは連結が可能です。</p> - -<div>{{EmbedInteractiveExample("pages/js/expressions-addition-assignment.html")}}</div> - -<div></div> - - - -<h2 id="構文">構文</h2> - -<pre class="syntaxbox notranslate"><strong>Operator:</strong> x += y -<strong>Meaning:</strong> x = x + y</pre> - -<h2 id="例">例</h2> - -<h3 id="加算代入の使用">加算代入の使用</h3> - -<pre class="brush: js notranslate">// 以下の変数を想定 -// foo = 'foo' -// bar = 5 -// baz = true - -// 数値 + 数値 -> 加算 -bar += 2 // 7 - -// ブール値 + 数値 -> 加算 -baz += 1 // 2 - -// ブール値 + ブール値 -> 加算 -baz += false // 1 - -// 数値 + 文字列 -> 連結 -bar += 'foo' // "5foo" - -// 文字列 + ブール値 -> 連結 -foo += false // "foofalse" - -// 文字列 + 文字列 -> 連結 -foo += 'bar' // "foobar"</pre> - -<h2 id="仕様">仕様</h2> - -<table class="standard-table"> - <tbody> - <tr> - <th scope="col">仕様</th> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-assignment-operators', 'Assignment operators')}}</td> - </tr> - </tbody> -</table> - -<h2 id="ブラウザーの互換性">ブラウザーの互換性</h2> - - - -<p>{{Compat("javascript.operators.addition_assignment")}}</p> - -<h2 id="関連項目">関連項目</h2> - -<ul> - <li><a href="/ja/docs/Web/JavaScript/Guide/Expressions_and_Operators#Assignment">代入演算子</a></li> - <li><a href="/ja/docs/Web/JavaScript/Reference/Operators/Addition">加算演算子</a></li> -</ul> |