CSSConditionRule

An object implementing the CSSConditionRule interface represents a single condition CSS at-rule, which consists of a condition and a statement block. It is a child of CSSGroupingRule .

Two objects derive from it : CSSMediaRule and CSSSupportsRule .

句法

The syntax is described using the WebIDL format.

interface CSSConditionRule : CSSGroupingRule {
    attribute DOMString conditionText;
}
					

特性

CSSConditionRule derives from CSSRule , CSSGroupingRule and inherits all properties of these classes. It has one specific property:

CSSConditionRule.conditionText
Represents the text of the condition of the rule.

方法

CSSConditionRule derives from CSSRule , CSSGroupingRule and inherits all methods of these classes. It has no specific property of its own.

规范

规范 状态 Comment
CSS Conditional Rules Module Level 3
The definition of 'CSSConditionRule' in that specification.
候选推荐 初始定义。

浏览器兼容性

更新 GitHub 上的兼容性数据
Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
CSSConditionRule Chrome 56 Edge ≤18 Firefox 20 IE No Opera 43 Safari ? WebView Android 56 Chrome Android 56 Firefox Android 20 Opera Android 43 Safari iOS ? Samsung Internet Android 6.0

图例

完整支持
完整支持
不支持
不支持
兼容性未知
兼容性未知

另请参阅