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 Specification
The definition of 'CSSStyleDeclaration' in that specification.
Obsolete  

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
parentRuleChrome Full support 1Edge Full support 12Firefox Full support 1IE Full support YesOpera Full support YesSafari Full support 6WebView Android Full support 4.4Chrome Android Full support 18Firefox Android Full support 4Opera Android Full support YesSafari iOS Full support YesSamsung Internet Android ?

Legend

Full support  
Full support
Compatibility unknown  
Compatibility unknown