operator + method

CssValue operator +(
  1. CssValue other
)

Returns a new CssValue with the sum of the numbers of this value and other.

Throws an error if the unit of this value and other do not match.

Implementation

CssValue operator +(CssValue other) {
  _checkMatchingUnits(other);
  return CssValue(number + other.number, unit);
}