CSSStyleDeclaration.getPropertyPriority() - Web APIs 编辑

The CSSStyleDeclaration.getPropertyPriority() method interface returns a DOMString that provides all explicitly set priorities on the CSS property.

Syntax

var priority = style.getPropertyPriority(property);

Parameters

• property is a DOMString representing the property name to be checked.

Return value

• priority is a DOMString that represents the priority (e.g. "important") if one exists. If none exists, returns the empty string.

Example

The following JavaScript code checks whether margin is marked as important in a CSS selector rule:

var declaration = document.styleSheets[0].cssRules[0].style;
var isImportant = declaration.getPropertyPriority('margin') === 'important';

Specifications

Browser compatibility

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