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CSSVariableReferenceValue

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

The CSSVariableReferenceValue interface of the CSS_Object_Model#css_typed_object_model 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()

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

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
CSSVariableReferenceValue
66
79
No
No
53
No
66
66
No
47
No
9.0
CSSVariableReferenceValue
66
79
No
No
53
No
66
66
No
47
No
9.0
fallback
66
79
No
No
53
No
66
66
No
47
No
9.0
variable
66
79
No
No
53
No
66
66
No
47
No
9.0

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https://developer.mozilla.org/en-US/docs/Web/API/CSSVariableReferenceValue