toSum method
Implementation
CSSMathSum toSum([String? units1, String? units2, String? units3]) =>
js_util.callMethod(this, 'toSum', [units1, units2, units3]);
CSSMathSum toSum([String? units1, String? units2, String? units3]) =>
js_util.callMethod(this, 'toSum', [units1, units2, units3]);