copysign method

double copysign(
  1. double _Number,
  2. double _Sign
)

Implementation

double copysign(
  double _Number,
  double _Sign,
) {
  return (_copysign_1 ??=
      _dylib.lookupFunction<_c_copysign, _dart_copysign>('copysign'))(
    _Number,
    _Sign,
  );
}