cssValueType 只读特性在 CSSValue interface represents the type of the current computed CSS property value.

句法

cssValueType = cssValue.cssValueType;
					

An unsigned short representing a code defining the type of the value. Possible values are:

常量 描述
CSS_CUSTOM The value is a custom value.
CSS_INHERIT The value is inherited and the cssText 包含 "inherit" .
CSS_PRIMITIVE_VALUE The value is a primitive value and an instance of the CSSPrimitiveValue interface can be obtained by using binding-specific casting methods on this instance of the CSSValue 接口。
CSS_VALUE_LIST The value is a CSSValue list and an instance of the CSSValueList interface can be obtained by using binding-specific casting methods on this instance of the CSSValue 接口。

范例

var styleDeclaration = document.styleSheets[0].cssRules[0].style;
var cssValue = styleDeclaration.getPropertyCSSValue("color");
console.log(cssValue.cssValueType);
					

规范

规范 状态 注释
Document Object Model (DOM) Level 2 Style Specification
The definition of 'CSSValue.cssValueType' in that specification.
过时 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. 更新 GitHub 上的兼容性数据
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Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
cssValueType 弃用 Chrome 不支持 No Edge 不支持 No Firefox 不支持 1 — 62 IE ? Opera 不支持 No Safari ? WebView Android 不支持 No Chrome Android 不支持 No Firefox Android 不支持 4 — 62 Opera Android ? Safari iOS ? Samsung Internet Android 不支持 No

图例

不支持

不支持

兼容性未知 ?

兼容性未知

弃用。不要用于新网站。

弃用。不要用于新网站。

元数据

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