[ Swift ] CGRect
[ CGRect.zero ]
The zero rectangle is equivalent to one created by calling CGRect(x: 0, y: 0, width: 0, height: 0).
어제보다만 나아지는
[ CGRect.zero ]
The zero rectangle is equivalent to one created by calling CGRect(x: 0, y: 0, width: 0, height: 0).
애플 공식문서처럼 정리가 잘되어있네요 !! 감사합니다 !!