---
title: <slot>
slug: Web/HTML/Element/slot
tags:
  - Web Components
  - Web 组件
  - slot
  - 插槽
translation_of: Web/HTML/Element/slot
---
<p>{{HTMLRef}}</p>

<div class="note">
<p><strong>译者注：</strong> 本翻译的一些术语参考了<a href="https://cn.vuejs.org/v2/guide/components-slots.html">Vuejs-中文</a>页面。</p>
</div>

<p><span class="seoSummary"><strong>HTML <code> &lt;slot&gt; </code> 元素 ，</strong>作为 <a href="/en-US/docs/Web/Web_Components">Web Components</a> 技术套件的一部分，是</span>Web组件内的一个占位符。该占位符可以在后期使用自己的标记语言填充，这样您就可以创建单独的DOM树，并将它与其它的组件组合在一起。</p>

<table class="properties">
 <tbody>
  <tr>
   <th scope="row"><a href="/en-US/docs/Web/HTML/Content_categories">Content categories</a></th>
   <td><a href="/en-US/docs/Web/HTML/Content_categories#Flow_content">Flow content</a>, <a href="/en-US/docs/Web/HTML/Content_categories#Phrasing_content">phrasing content</a></td>
  </tr>
  <tr>
   <th scope="row">Permitted content</th>
   <td><a href="/en-US/docs/Web/HTML/Content_categories#Transparent_content_model">Transparent</a></td>
  </tr>
  <tr>
   <th scope="row">Events</th>
   <td>{{event("slotchange")}}</td>
  </tr>
  <tr>
   <th scope="row">Tag omission</th>
   <td>{{no_tag_omission}}</td>
  </tr>
  <tr>
   <th scope="row">Permitted parents</th>
   <td>Any element that accepts <a href="/en-US/docs/Web/HTML/Content_categories#Phrasing_content">phrasing content</a></td>
  </tr>
  <tr>
   <th scope="row">Permitted ARIA roles</th>
   <td>None</td>
  </tr>
  <tr>
   <th scope="row">DOM interface</th>
   <td>{{domxref("HTMLSlotElement")}}</td>
  </tr>
 </tbody>
</table>

<h2 id="属性">属性</h2>

<p>此元素有<a href="/en-US/docs/Web/HTML/Global_attributes">全局属性</a>。</p>

<dl>
 <dt>{{htmlattrdef("name")}}</dt>
 <dd>插槽的名字</dd>
 <dd>拥有<font face="consolas, Liberation Mono, courier, monospace"><span style="background-color: rgba(220, 220, 220, 0.5);">name</span></font>属性的插槽叫<dfn><strong>具名插槽</strong></dfn> 。</dd>
</dl>

<h2 id="示例">示例</h2>

<pre class="brush: html">&lt;template id="element-details-template"&gt;
  &lt;style&gt;
    details {font-family: "Open Sans Light", Helvetica, Arial, sans-serif }
    .name {font-weight: bold; color: #217ac0; font-size: 120% }
    h4 {
      margin: 10px 0 -8px 0;
      background: #217ac0;
      color: white;
      padding: 2px 6px;
      border: 1px solid #cee9f9;
      border-radius: 4px;
    }
    .attributes { margin-left: 22px; font-size: 90% }
    .attributes p { margin-left: 16px; font-style: italic }
  &lt;/style&gt;
  &lt;details&gt;
    &lt;summary&gt;
      &lt;code class="name"&gt;&amp;lt;&lt;slot name="element-name"&gt;NEED NAME&lt;/slot&gt;&amp;gt;&lt;/code&gt;
      &lt;i class="desc"&gt;&lt;slot name="description"&gt;NEED DESCRIPTION&lt;/slot&gt;&lt;/i&gt;
    &lt;/summary&gt;
    &lt;div class="attributes"&gt;
      &lt;h4&gt;Attributes&lt;/h4&gt;
      &lt;slot name="attributes"&gt;&lt;p&gt;None&lt;/p&gt;&lt;/slot&gt;
    &lt;/div&gt;
  &lt;/details&gt;
  &lt;hr&gt;
&lt;/template&gt;</pre>

<div class="note">
<p><strong>Note</strong>: 您可以在 <a class="external external-icon" href="https://github.com/mdn/web-components-examples/tree/master/element-details" rel="noopener">element-details</a> (see it <a class="external external-icon" href="https://mdn.github.io/web-components-examples/element-details/" rel="noopener">running live</a>)找到这个示例的完整演示版。另外，您也可以在<a href="/en-US/docs/Web/Web_Components/Using_templates_and_slots">Using templates and slots</a>这里找到具体的解释。</p>
</div>

<h2 id="规范">规范</h2>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comments</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{SpecName('HTML WHATWG','scripting.html#the-slot-element','&lt;slot&gt;')}}</td>
   <td>{{Spec2('HTML WHATWG')}}</td>
   <td></td>
  </tr>
  <tr>
   <td>{{SpecName('DOM WHATWG','#shadow-tree-slots','Slots')}}</td>
   <td>{{Spec2('DOM WHATWG')}}</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.slot")}}</p>