CSSConditionRule

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CSSConditionRule 对象表示单个条件 CSS 规则, 由条件和语句块组成。继承至 CSSGroupingRule.

从它派生的两个对象 : CSSMediaRule and CSSSupportsRule.

Syntax

The syntax is described using the WebIDL format.

interface CSSConditionRule : CSSGroupingRule {
    attribute DOMString conditionText;
}

Properties

The 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.

Methods

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

Specifications

Specification Status Comment
CSS Conditional Rules Module Level 3
CSSConditionRule
Candidate Recommendation Initial definition.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
CSSConditionRuleChrome Full support 56Edge Full support YesFirefox Full support 20IE No support NoOpera Full support 43Safari ? WebView Android Full support 56Chrome Android Full support 56Firefox Android Full support 20Opera Android Full support 43Safari iOS ? Samsung Internet Android ?

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown

See also