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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/ja/web/javascript/reference/global_objects/string/tostring/index.html | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/ja/web/javascript/reference/global_objects/string/tostring/index.html b/files/ja/web/javascript/reference/global_objects/string/tostring/index.html new file mode 100644 index 0000000000..75806d633f --- /dev/null +++ b/files/ja/web/javascript/reference/global_objects/string/tostring/index.html @@ -0,0 +1,65 @@ +--- +title: String.prototype.toString() +slug: Web/JavaScript/Reference/Global_Objects/String/toString +tags: + - JavaScript + - Method + - Prototype + - Reference + - String +translation_of: Web/JavaScript/Reference/Global_Objects/String/toString +--- +<div>{{JSRef}}</div> + +<p><strong><code>toString()</code></strong> メソッドは指定されたオブジェクトを表す文字列を返します。</p> + +<div>{{EmbedInteractiveExample("pages/js/string-tostring.html")}}</div> + +<h2 id="Syntax" name="Syntax">構文</h2> + +<pre class="syntaxbox notranslate"><code><var>str</var>.toString()</code></pre> + +<h3 id="Return_value" name="Return_value">返値</h3> + +<p>呼び出したオブジェクトを表す文字列です。</p> + +<h2 id="Description" name="Description">詳細</h2> + +<p>その {{jsxref("String")}} オブジェクトは、{{jsxref("Object")}} の <code>toString</code> メソッドを上書きします。つまり、{{jsxref("Object.prototype.toString()")}} を継承しません。{{jsxref("String")}} オブジェクトの <code>toString()</code> メソッドは、そのオブジェクトを表す文字列を返します( {{jsxref("String.prototype.valueOf()")}} と同等です)。</p> + +<h2 id="Examples" name="Examples">例</h2> + +<h3 id="Using_toString" name="Using_toString()"><code>toString</code> メソッドを使う</h3> + +<p>以下の例は、{{jsxref("String")}} オブジェクトを表す文字列の値を表示します。</p> + +<pre class="brush: js notranslate">var x = new String('Hello world'); + +alert(x.toString()) // 'Hello world' を表示します +</pre> + +<h2 id="Specifications" name="Specifications">仕様</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">仕様書</th> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-string.prototype.tostring', 'String.prototype.toString')}}</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility" name="Browser_compatibility">ブラウザー実装状況</h2> + +<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p> + +<p>{{Compat("javascript.builtins.String.toString")}}</p> + +<h2 id="See_also" name="See_also">関連情報</h2> + +<ul> + <li>{{jsxref("Object.prototype.toSource()")}}</li> + <li>{{jsxref("String.prototype.valueOf()")}}</li> +</ul> |