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---
title: DOMString
slug: Web/API/DOMString
translation_of: Web/API/DOMString
---
<p>{{APIRef("DOM")}}</p>
<p><strong><code>DOMString</code></strong> 是編碼為 UTF-16 的字串。當 JavaScript 使用這類字串時， <code>DOMString</code> 會映射成一個 {{jsxref("String")}}.</p>
<p>傳送 <code><a href="/en-US/docs/Web/JavaScript/Reference/Global_Objects/null">null</a></code> 給接受 <code>DOMString</code> 的 method 或參數時，會將其轉換成 <code>"null"</code>。</p>
<h2 id="Specification" name="Specification">Specifications</h2>
<table class="standard-table">
<tbody>
<tr>
<th scope="col">Specification</th>
<th scope="col">Status</th>
<th scope="col">Comment</th>
</tr>
<tr>
<td>{{SpecName('WebIDL', '#idl-DOMString', 'DOMString')}}</td>
<td>{{Spec2('WebIDL')}}</td>
<td>修正定義文件用詞。並移除奇特的極端請況。</td>
</tr>
<tr>
<td>{{SpecName('DOM3 Core', 'core.html#DOMString', 'DOMString')}}</td>
<td>{{Spec2('DOM3 Core')}}</td>
<td>No change from {{SpecName('DOM2 Core')}}</td>
</tr>
<tr>
<td>{{SpecName('DOM2 Core', 'core.html#ID-C74D1578', 'DOMString')}}</td>
<td>{{Spec2('DOM2 Core')}}</td>
<td>No change from {{SpecName('DOM1')}}</td>
</tr>
<tr>
<td>{{SpecName('DOM1', 'level-one-core.html#ID-C74D1578', 'DOMString')}}</td>
<td>{{Spec2('DOM1')}}</td>
<td>初次定義 DOMString 。</td>
</tr>
</tbody>
</table>
<h2 id="延伸閱讀">延伸閱讀</h2>
<ul>
<li><a href="/en-US/docs/Web/JavaScript/Reference/Global_Objects/String" title="/en-US/docs/Web/API/DOMString">String</a></li>
<li><a href="/en-US/docs/Web/JavaScript/Typed_arrays/String_view" title="/en-US/docs/Web/JavaScript/Typed_arrays/String_view"><code>StringView</code> – a C-like representation of strings based on typed arrays</a></li>
<li><a href="https://developer.mozilla.org/en-US/docs/Web/API/DOMString/Binary">Binary strings</a></li>
</ul>
|
