CSSNumericValue: sub() method
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Thesub() method of theCSSNumericValue interface subtracts a supplied number from theCSSNumericValue.
Syntax
js
sub(number)Parameters
numberEither a number or a
CSSMathSum.
Return value
Exceptions
TypeErrorThrown if an invalid type was passed to the method.
Examples
js
let mathSum = CSS.px("23") .sub(CSS.percent("4")) .sub(CSS.cm("3")) .sub(CSS.in("9"));// Prints "calc(23px - 4% - 3cm - 9in)"console.log(mathSum.toString());Specifications
| Specification |
|---|
| CSS Typed OM Level 1 # dom-cssnumericvalue-sub |