CSSGroupingRule

An object implementing the CSSGroupingRule interface represents any CSS at-rule that contains other rules nested within it.

Objects deriving from it :

• CSSConditionRule and its children: CSSMediaRule, CSSSupportsRule, and CSSDocumentRule.
• CSSPageRule

Syntax

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);
}

Properties common to all CSSGroupingRule instances

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

CSSGroupingRule.cssRules Read only

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

Methods common to all CSSGroupingRule instances

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.

Specification

Specification	Status	Comment
CSS Conditional Rules Module Level 3 The definition of 'CSSGroupingRule' in that specification.	Candidate Recommendation	Initial definition.

Browser compatibility

See also

• Using dynamic styling information