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This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.
The add()
method of the CSSNumericValue
interface adds a supplied number to the CSSNumericValue
.
Syntax
var cssMathSum = CSSNumericValue.add(double | CSSNumericValue);
Parameters
- number
- either a
Number
or aCSSNumericValue
.
Return value
Exceptions
- TypeError
- Indicates that an invalid type was passed to the method.
Examples
let mathSum = CSS.px("23").add(CSS.percent("4")).add(CSS.cm("3")).add(CSS.in("9"));
// Prints "calc(23px + 4% + 3cm + 9in)"
console.log(mathSum.toString());
Specifications
Specification | Status | Comment |
CSS Typed OM Level 1The definition of 'add' in that specification. | Working Draft | Initial definition. |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Chrome
Full support 66 |
Edge
Full support 79 |
Firefox
No support No |
IE
No support No |
Opera
Full support 53 |
Safari
No support No |
WebView Android
Full support 66 |
Chrome Android
Full support 66 |
Firefox Android
No support No |
Opera Android
Full support 47 |
Safari iOS
No support No |
Samsung 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.
CSSNumericValue.add() by Mozilla Contributors is licensed under CC-BY-SA 2.5.