orderedSetByApplyingDifference_ method
Implementation
NSOrderedSet? orderedSetByApplyingDifference_(NSObject difference) {
final _ret = _lib._objc_msgSend_497(
_id, _lib._sel_orderedSetByApplyingDifference_1, difference._id);
return _ret.address == 0
? null
: NSOrderedSet._(_ret, _lib, retain: true, release: true);
}