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34 lines
1.6 KiB
HTML
34 lines
1.6 KiB
HTML
<article id="wikiArticle">
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<div>
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<div> <div class="blockIndicator nonStandard nonStandardHeader">
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<p><strong><span class="icon-only-inline" title="This API has not been standardized."><i class="icon-warning-sign"> </i></span> 非标准</strong><br/>
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该特性是非标准的，请尽量不要在生产环境中使用它！</p>
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</div></div>
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</div>
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<h2 id="Summary" name="Summary">概述</h2>
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<p>返回函数的源代码的字符串表示.</p>
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<h2 id="Syntax" name="Syntax">语法</h2>
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<pre><code class="language-javascript"><code><var>function</var>.toSource();
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Function.toSource();
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</code></code></pre>
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<h3 id="Parameters" name="Parameters">参数</h3>
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<p>无</p>
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<h2 id="Description" name="Description">描述</h2>
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<p><code>toSource方法返回下面的值</code>:</p>
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<p></p>
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<ul>
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<li>对于内置的<code>Function</code>对象,<code>toSource</code>返回下面的字符串:</li>
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</ul>
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<pre><code class="language-javascript"><code>function Function() {
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[native code]
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}</code></code></pre>
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<ul>
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<li>对于自定义函数来说, <code>toSource返回能定义该函数</code>的Javascript源码.</li>
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</ul>
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<p>该方法通常在引擎内部调用.你可以在调试的时候用该方法开查看一个函数的源代码.</p>
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<h2 id="See_Also" name="See_Also">相关链接</h2>
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<ul>
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<li><a href="/zh-CN/docs/JavaScript/Reference/Global_Objects/Function/toString" title="JavaScript/Reference/Global_Objects/Function/toString">toString</a></li>
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<li><a href="/zh-CN/docs/JavaScript/Reference/Global_Objects/Object/valueOf" title="JavaScript/Reference/Global_Objects/Object/valueOf">Object.prototype.valueOf</a></li>
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</ul>
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</article> |