The CSSStyleDeclaration.getPropertyPriority() method interface returns a DOMString
that provides all explicitly set priorities on the CSS property.
var priority = style.getPropertyPriority(property);
property
is a DOMString
representing the property name to be checked.priority
is a DOMString
that represents the priority (e.g. "important"
) if one exists. If none exists, returns the empty string.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';
Desktop | ||||||
---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
Basic support | Yes | Yes | Yes | Yes | Yes | Yes |
Mobile | |||||||
---|---|---|---|---|---|---|---|
Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
Basic support | Yes | Yes | Yes | Yes | Yes | Yes | ? |
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https://developer.mozilla.org/en-US/docs/Web/API/CSSStyleDeclaration/getPropertyPriority