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  4. <optgroup>

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HTML <optgroup> element creates a grouping of options within a <select> 元素。

The source for this interactive example is stored in a GitHub repository. If you'd like to contribute to the interactive examples project, please clone https://github.com/mdn/interactive-examples and send us a pull request.

内容类别 None.
准许内容 Zero or more <option> 元素。
Tag omission The start tag is mandatory. The end tag is optional if this element is immediately followed by another <optgroup> element, or if the parent element has no more content.
Permitted parents A <select> 元素。
Implicit ARIA role group
Permitted ARIA roles No role permitted
DOM 接口 HTMLOptGroupElement
注意： Optgroup elements may not be nested.

属性

此元素包括 全局属性 .

被禁用

If this Boolean attribute is set, none of the items in this option group is selectable. Often browsers grey out such control and it won't receive any browsing events, like mouse clicks or focus-related ones.

label

The name of the group of options, which the browser can use when labeling the options in the user interface. This attribute is mandatory if this element is used.

范例 

<select>
  <optgroup label="Group 1">
    <option>Option 1.1</option>
  </optgroup>
  <optgroup label="Group 2">
    <option>Option 2.1</option>
    <option>Option 2.2</option>
  </optgroup>
  <optgroup label="Group 3" disabled>
    <option>Option 3.1</option>
    <option>Option 3.2</option>
    <option>Option 3.3</option>
  </optgroup>
</select>

结果

规范

规范 状态 注释
HTML 实时标准
The definition of '<optgroup>' in that specification. 		实时标准
HTML5
The definition of '<optgroup>' in that specification. 		推荐
HTML 4.01 Specification
The definition of '<optgroup>' in that specification. 		推荐

浏览器兼容性

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据
桌面 移动
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
optgroup Chrome 完整支持 1 Edge 完整支持 12 Firefox 完整支持 1 IE 完整支持 5.5 Opera 完整支持 Yes Safari 完整支持 Yes WebView Android 完整支持 Yes Chrome Android 完整支持 Yes Firefox Android 完整支持 4 Opera Android 完整支持 Yes Safari iOS 完整支持 Yes Samsung Internet Android 完整支持 Yes
被禁用 Chrome 完整支持 1 Edge 完整支持 12 Firefox 完整支持 1 IE 完整支持 8 Opera 完整支持 Yes Safari 完整支持 Yes WebView Android 完整支持 Yes Chrome Android 完整支持 Yes Firefox Android 完整支持 4 Opera Android 完整支持 Yes Safari iOS 完整支持 Yes Samsung Internet Android 完整支持 Yes
label Chrome 完整支持 1 Edge 完整支持 12 Firefox 完整支持 1 IE 完整支持 5.5 Opera 完整支持 Yes Safari 完整支持 Yes WebView Android 完整支持 Yes Chrome Android 完整支持 Yes Firefox Android 完整支持 4 Opera Android 完整支持 Yes Safari iOS 完整支持 Yes Samsung Internet Android 完整支持 Yes

图例

完整支持

完整支持

另请参阅

元数据

  • 最后修改：
  1. <button>
  2. <datalist>
  3. <fieldset>
  4. <form>
  5. <input>
  6. <label>
  7. <legend>
  8. <meter>
  9. <optgroup>
  10. <option>
  11. <output>
  12. <progress>
  13. <select>
  14. <textarea>
  15. HTML 元素
    1. A
      1. <a>
      2. <abbr>
      3. <acronym>
      4. <address>
      5. <applet>
      6. <area>
      7. <article>
      8. <aside>
      9. <audio>
    2. B
      1. <b>
      2. <base>
      3. <basefont>
      4. <bdi>
      5. <bdo>
      6. <bgsound>
      7. <big>
      8. <blink>
      9. <blockquote>
      10. <body>
      11. <br>
      12. <button>
    3. C
      1. <canvas>
      2. <caption>
      3. <center>
      4. <cite>
      5. <code>
      6. <col>
      7. <colgroup>
      8. <content>
    4. D
      1. <data>
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      4. <del>
      5. <details>
      6. <dfn>
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      8. <dir>
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    5. E
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      3. <figure>
      4. <font>
      5. <footer>
      6. <form>
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      8. <frameset>
    7. G H
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      7. <head>
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      9. <hgroup>
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      2. <map>
      3. <mark>
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      5. <menu>
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      8. <meter>
    12. N
      1. <nav>
      2. <nobr>
      3. <noframes>
      4. <noscript>
    13. O
      1. <object>
      2. <ol>
      3. <optgroup>
      4. <option>
      5. <output>
    14. P
      1. <p>
      2. <param>
      3. <picture>
      4. <plaintext>
      5. <pre>
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      1. <rp>
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      11. <span>
      12. <strike>
      13. <strong>
      14. <style>
      15. <sub>
      16. <summary>
      17. <sup>
    18. T
      1. <table>
      2. <tbody>
      3. <td>
      4. <template>
      5. <textarea>
      6. <tfoot>
      7. <th>
      8. <thead>
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      10. <title>
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