CSSConditionRule
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
| 规范 |
|---|
| CSS Conditional Rules Module Level 3 # the-cssconditionrule-interface |