valueAtIndex_inPropertyWithKey_ method
Implementation
NSObject? valueAtIndex_inPropertyWithKey_(int index, NSString key) {
final _ret = _lib._objc_msgSend_651(
_id, _lib._sel_valueAtIndex_inPropertyWithKey_1, index, key._id);
return _ret.address == 0
? null
: NSObject._(_ret, _lib, retain: true, release: true);
}