files/zh-cn/web/html/element/datalist/index.html


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---
title: datalist
slug: Web/HTML/Element/datalist
tags:
  - Element
  - HTML
translation_of: Web/HTML/Element/datalist
---
<p id="概述"><strong><em>HTML </em><code>&lt;datalist&gt;</code><em>元素</em></strong>包含了一组{{HTMLElement("option")}}元素，这些元素表示其它表单控件可选值.</p>

<p>{{EmbedInteractiveExample("pages/tabbed/datalist.html", "tabbed-standard")}}</p>

<ul class="htmlelt">
 <li><dfn><a href="https://developer.mozilla.org/en-US/docs/HTML/Content_categories" title="HTML/Content_categories">内容范畴</a></dfn><a href="https://developer.mozilla.org/en-US/docs/HTML/Content_categories#Flow_content" title="HTML/Content categories#Flow content">流内容</a>，<a href="https://developer.mozilla.org/en-US/docs/HTML/Content_categories#Phrasing_content" title="HTML/Content categories#Phrasing content">段落内容</a>。</li>
 <li><dfn>允许内容</dfn>要么 <a href="https://developer.mozilla.org/en-US/docs/HTML/Content_categories#Phrasing_content" title="HTML/Content_categories#Phrasing_content">段落内容</a> 要么 0个或多个 {{HTMLElement("option")}}元素.</li>
 <li><dfn>遗漏标签</dfn>{{no_tag_omission}}</li>
 <li><dfn>允许父级元素</dfn>任何接受<a href="https://developer.mozilla.org/en-US/docs/HTML/Content_categories#Phrasing_content" title="HTML/Content_categories#Phrasing_content">段落内容</a>的元素.</li>
 <li><dfn>Permitted ARIA roles</dfn>None</li>
 <li><dfn>DOM接口</dfn>{{domxref("HTMLDataListElement")}}</li>
</ul>

<h2 id="属性">属性</h2>

<p>该元素除了公用的<a href="/zh-CN/docs/Web/HTML/Global_attributes" title="zh-CN/docs/Web/HTML/Global attributes">全局属性</a>之外，没有其他属性。</p>

<h2 id="示例">示例</h2>

<pre class="brush: html">&lt;label&gt;Choose a browser from this list:
&lt;input list="browsers" name="myBrowser" /&gt;&lt;/label&gt;
&lt;datalist id="browsers"&gt;
  &lt;option value="Chrome"&gt;
  &lt;option value="Firefox"&gt;
  &lt;option value="Internet Explorer"&gt;
  &lt;option value="Opera"&gt;
  &lt;option value="Safari"&gt;
&lt;/datalist&gt;</pre>

<h3 id="结果">结果</h3>

<p>{{EmbedLiveSample("示例")}}</p>

<h2 id="Specifications" name="Specifications">规范</h2>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">规范</th>
   <th scope="col">状态</th>
   <th scope="col">备注</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{SpecName('HTML WHATWG', 'the-button-element.html#the-datalist-element', '&lt;datalist&gt;')}}</td>
   <td>{{Spec2('HTML WHATWG')}}</td>
   <td></td>
  </tr>
  <tr>
   <td>{{SpecName('HTML5 W3C', 'the-datalist-element.html#the-datalist-element', '&lt;datalist&gt;')}}</td>
   <td>{{Spec2('HTML5 W3C')}}</td>
   <td></td>
  </tr>
 </tbody>
</table>

<h2 id="浏览器兼容性">浏览器兼容性</h2>

<p>{{Compat("html.elements.datalist")}}</p>

<h2 id="Polyfill">Polyfill</h2>

<p>以下Polyfill旨在支持旧的或者目前不兼容的浏览器：<a href="https://github.com/mfranzke/datalist-polyfill">datalist-polyfill</a></p>

<h2 id="参见">参见</h2>

<ul>
 <li class="last">{{ HTMLElement("input") }} 元素，它更特殊的 {{ htmlattrxref("list", "input") }} 属性;</li>
 <li class="last"> {{ HTMLElement("option") }}元素.</li>
</ul>