好几次用到了NSIndexPath,但是一直不知道怎么通过 row section这两个参数来初始化
NSIndexPath *index = [NSIndexPath indexPathForRow:0 inSection:4];
好几次用到了NSIndexPath,但是一直不知道怎么通过 row section这两个参数来初始化
NSIndexPath *index = [NSIndexPath indexPathForRow:0 inSection:4];
转载于:https://www.cnblogs.com/tangaofeng/p/5054395.html