在此页

• 构造函数
• 特性
• 方法
• 范例
• 规范
• 浏览器兼容性
• 另请参阅
• 相关话题

这是 实验性技术
检查 浏览器兼容性表格 要小心谨慎在生产中使用这之前。

CSSKeywordValue 接口的 CSS Typed Object Model API creates an object to represent CSS keywords and other identifiers. The interface instance name is a stringifier meaning that when used anywhere a string is expected it will return the value of CSSKeyword.value .

构造函数

CSSKeywordValue.CSSKeywordValue()

创建新的 CSSKeywordValue 对象。

特性

CSSKeywordValue.value

Returns or sets the value of the CSSKeywordValue .

方法

Inherits methods from CSSStyleValue .

范例

The following example resets the CSS display property to its defaults, setting the inline style 属性到 style="display: initial" if viewed in the developer tools inspector .

#myElement {
  display: flex;
}
					

<div id="myElement">Check the developer tools to see the log in the console and to inspect the style attribute on this div.</div>
					

let myElement = document.getElementById('myElement').attributeStyleMap;
    myElement.set('display', new CSSKeywordValue('initial'));
console.log( myElement.get('display').value);  // 'initial'
					

规范

规范	状态	注释
CSS Typed OM Level 1 The definition of 'CSSKeywordValue' in that specification.	工作草案	初始定义。

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
CSSKeywordValue	Chrome 66	Edge 79	Firefox No	IE No	Opera 53	Safari No	WebView Android 66	Chrome Android 66	Firefox Android No	Opera Android 47	Safari iOS No	Samsung Internet Android 9.0
CSSKeywordValue() 构造函数	Chrome 66	Edge 79	Firefox No	IE No	Opera 53	Safari No	WebView Android 66	Chrome Android 66	Firefox Android No	Opera Android 47	Safari iOS No	Samsung Internet Android 9.0
value	Chrome 66	Edge 79	Firefox No	IE No	Opera 53	Safari No	WebView Android 66	Chrome Android 66	Firefox Android No	Opera Android 47	Safari iOS No	Samsung Internet Android 9.0

图例

完整支持

完整支持

不支持

不支持

实验。期望将来行为有所改变。

实验。期望将来行为有所改变。

另请参阅

• CSSImageValue
• CSSNumericValue
• CSSPositionValue
• CSSTransformValue
• CSSUnparsedValue

元数据

• 最后修改： Sep 9, 2019

相关话题

1. CSSKeywordValue
2. 构造函数

   1. CSSKeywordValue()
3. 特性

   1. value