[IOS] - performselector may cause a leak because its selector is unknown 에러 ( Xcode, Object-c )

# pragma clang diagnostic push -- 추가

# pragma clang diagnostic ignored "-Warc-performSelector-leaks" -- 추가

  실행 코드

  [target performSelector:callBack withObject:dataToString];

#  pragma clang diagnostic pop -- 추가

해당 구문을 추가하면 워링경고창이 사라진다

performselector may cause a leak because its selector is unknown 에러는 말그대로 셀럭터를 못찾는다는 뜻