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CSSVariableReferenceValue

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Draft
This page is not complete.

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The CSSVariableReferenceValue interface of the CSS Typed Object Model API allows you to create a custom name for a built-in CSS value. This object functionality is sometimes called a "CSS variable" and serves the same purpose as the var() function. The custom name must begin with two dashes.

Constructor

CSSVariableReferenceValue.CSSVariableReferenceValue()
Creates a new CSSVariableReferenceValue object.

Properties

CSSVariableReferenceValue.variable
Returns the custom name passed to the constructor.
CSSVariableReferenceValue.fallback Read only
Returns the built-in CSS value for the custom name.

Methods

None.

Specifications

Specification Status Comment
CSS Typed OM Level 1
The definition of 'CSSVariableReferenceValue' in that specification.
Working Draft Initial definition.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
CSSVariableReferenceValue
Experimental
Chrome Full support 66Edge Full support 79Firefox No support NoIE No support NoOpera Full support 53Safari No support NoWebView Android Full support 66Chrome Android Full support 66Firefox Android No support NoOpera Android Full support 47Safari iOS No support NoSamsung Internet Android Full support 9.0
CSSVariableReferenceValue() constructor
Experimental
Chrome Full support 66Edge Full support 79Firefox No support NoIE No support NoOpera Full support 53Safari No support NoWebView Android Full support 66Chrome Android Full support 66Firefox Android No support NoOpera Android Full support 47Safari iOS No support NoSamsung Internet Android Full support 9.0
fallback
Experimental
Chrome Full support 66Edge Full support 79Firefox No support NoIE No support NoOpera Full support 53Safari No support NoWebView Android Full support 66Chrome Android Full support 66Firefox Android No support NoOpera Android Full support 47Safari iOS No support NoSamsung Internet Android Full support 9.0
variable
Experimental
Chrome Full support 66Edge Full support 79Firefox No support NoIE No support NoOpera Full support 53Safari No support NoWebView Android Full support 66Chrome Android Full support 66Firefox Android No support NoOpera Android Full support 47Safari iOS No support NoSamsung Internet Android Full support 9.0

Legend

Full support  
Full support
No support  
No support
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.

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