CSSGroupingRule - Web API 接口参考 编辑

任何实现了 CSSGroupingRule 接口的对象表示任何可以包含或嵌套其他规则的的 CSS @ 规则。

从其派生的对象：

• CSSConditionRule 及其派生的对象：CSSMediaRule、CSSSupportsRule，和 CSSDocumentRule。
• CSSPageRule

语法

The syntax is described using the WebIDL format.

interface CSSGroupingRule : CSSRule {
    readonly attribute CSSRuleList cssRules;
    unsigned long insertRule (DOMString rule, unsigned long index);
    void deleteRule (unsigned long index);
}

所有 CSSGroupingRule 实例共有的属性

The CSSGroupingRule derives from CSSRule and inherits all properties of this class. It has one specific property:

CSSGroupingRule.cssRules 只读

Returns a CSSRuleList of the CSS rules in the media rule.

所有 CSSGroupingRule 实例共有的方法

The CSSGroupingRule derives from CSSRule and inherits all methods of this class. It has two specific methods:

CSSGroupingRule.deleteRule

Deletes a rule from the style sheet.

CSSGroupingRule.insertRule

Inserts a new style rule into the current style sheet.

规范

规范	状态	备注
CSS Conditional Rules Module Level 3 CSSGroupingRule	Candidate Recommendation	Initial definition.

浏览器兼容性

BCD tables only load in the browser

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.

参见

• Using dynamic styling information