CSSNumericValue.toSum()

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

The toSum() method of the CSSNumericValue interface converts the object's value to a CSSMathSum object to values of the specified unit.

Syntax

toSum(units)

Parameters

units

The units to convert to.

Return value

Exceptions

TypeError

Thrown if an invalid type was passed to the method.

Examples

let v = CSS.px("23").add(CSS.percent("4")).add(CSS.cm("3")).add(CSS.in("9"));
v.toString() // => "calc(23px + 4% + 3cm + 9in)"
v.toSum("px", "percent").toString() // => "calc(1000.39px + 4%)"

Specifications

Specification
CSS Typed OM Level 2
# dom-cssnumericvalue-tosum

Browser compatibility

BCD tables only load in the browser