stringForObjectValue_ method
Implementation
NSString? stringForObjectValue_(NSObject? obj) {
final _ret = _lib._objc_msgSend_742(
_id, _lib._sel_stringForObjectValue_1, obj?._id ?? ffi.nullptr);
return _ret.address == 0
? null
: NSString._(_ret, _lib, retain: true, release: true);
}