This feature is not Baseline because it does not work in some of the most widely-used browsers.
The CSSUnitValue interface of the CSS Typed Object Model API represents values that contain a single unit type. For example, "42px" would be represented by a CSSNumericValue.
CSSUnitValue()Creates a new CSSUnitValue object.
CSSUnitValue.valueReturns a double indicating the number of units.
CSSUnitValue.unitReturns a string indicating the type of unit.
The interface may also inherit methods from its parent interface, CSSNumericValue.
The interface may also inherit methods from its parent interface, CSSNumericValue.
The following shows a method of creating a CSSPositionValue from individual CSSUnitValue constructors.
let pos = new CSSPositionValue( new CSSUnitValue(5, "px"), new CSSUnitValue(10, "px"), );
| Specification |
|---|
| CSS Typed OM Level 1> # simple-numeric> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
CSSUnitValue |
66 | 79 | No | 53 | 16.4 | 66 | No | 47 | 16.4 | 9.0 | 66 | 16.4 |
CSSUnitValue |
66 | 79 | No | 53 | 16.4 | 66 | No | 47 | 16.4 | 9.0 | 66 | 16.4 |
unit |
66 | 79 | No | 53 | 16.4 | 66 | No | 47 | 16.4 | 9.0 | 66 | 16.4 |
value |
66 | 79 | No | 53 | 16.4 | 66 | No | 47 | 16.4 | 9.0 | 66 | 16.4 |
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https://developer.mozilla.org/en-US/docs/Web/API/CSSUnitValue