HTMLOptGroupElement 接口提供一些特别的属性和方法（除了从 HTMLElement 对象接口中继承的以外）以调整 <optgroup> 元素的布局和显示。
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a:hover text { fill: #0095DD; pointer-events: all;}
属性
从 HTMLElement 中继承属性。
HTMLOptGroupElement.disabled- 是一个
boolean，表示整个子代<option>列表是可用的（false）还是不可用的（true）。 HTMLOptGroupElement.label- 是一个
DOMString，表示该分组的标签。
方法
没有专有的方法；从 HTMLElement 中继承方法。
规范
| 规范 | 状态 | 注释 |
|---|---|---|
| HTML Living Standard HTMLOptgroupElement |
Living Standard | |
| HTML5 HTMLOptGroupElement |
Recommendation | 和 Document Object Model (DOM) Level 2 HTML Specification 相比没有变化 |
| Document Object Model (DOM) Level 2 HTML Specification HTMLOptGroupElement |
Obsolete | 和 Document Object Model (DOM) Level 1 Specification 相比没有变化 |
| Document Object Model (DOM) Level 1 Specification HTMLOptGroupElement |
Obsolete | 初始定义 |
浏览器兼容性
The compatibility table on 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.
Update compatibility data on GitHub
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
HTMLOptGroupElement | Chrome Full support Yes | Edge Full support 12 | Firefox Full support Yes | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
disabled | Chrome Full support Yes | Edge Full support 12 | Firefox Full support Yes | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
label | Chrome Full support Yes | Edge Full support 12 | Firefox Full support Yes | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
Legend
- Full support
- Full support
参见
- 实现该接口的 HTML 元素：
<optgroup>