prefix

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The CSSNamespaceRule.prefix read-only property returns a DOMString with the name of the prefix associated to this namespace. If there is no such prefix, returns  null.

Syntax

var prefix = CSSNamespaceRule.prefix

Returns

A DOMString containing the prefix associated to this namespace.

Specifications

Specification Status Comment
CSS Object Model (CSSOM)
The definition of 'namespaceURI' in that specification.
Working Draft Initial definition.

Browser compatibility

Feature Chrome Edge Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 47 (Yes) ? ? ? ?
Feature Android Android Webview Edge Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support 47 (Yes) ? ? ? ? ? 47

Document Tags and Contributors

 Contributors to this page: erikadoyle, rolfedh, jpmedley
 Last updated by: erikadoyle,