Web/API/CSSStyleDeclaration/parentRule

The CSSStyleDeclaration.parentRule read-only property returns a CSSRule that is the parent of this style block, e.g. a CSSStyleRule representing the style for a CSS selector.

Syntax

var rule = styles.parentRule;

Value

The CSS rule that contains this declaration block or null if this CSSStyleDeclaration is not attached to a CSSRule.

Example

The following JavaScript code gets the parent CSS style rule from a CSSStyleDeclaration:

var declaration = document.styleSheets[0].rules[0].style;
var rule = declaration.parentRule;

Specifications

Specification	Status	Comment
CSS Object Model (CSSOM)The definition of 'CSSStyleDeclaration.parentRule' in that specification.	Working Draft
Document Object Model (DOM) Level 2 Style SpecificationThe definition of 'CSSStyleDeclaration' in that specification.	Obsolete

Browser compatibility

The compatibility table in 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.

Update compatibility data on GitHub

	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
parentRule	Chrome Full support 1	Edge Full support 12	Firefox Full support 1	IE Full support Yes	Opera Full support Yes	Safari Full support 6	WebView Android Full support 4.4	Chrome Android Full support 18	Firefox Android Full support 4	Opera Android Full support Yes	Safari iOS Full support Yes	Samsung Internet Android Full support 1.0

Legend

Full support  

Full support

CSSStyleDeclaration.parentRule by Mozilla Contributors is licensed under CC-BY-SA 2.5.