NSMutableArray *ar = [self.navigationItem.leftBarButtonItems mutableCopy];[ar removeObject:backItem];[self.navigationItem setLeftBarButtonItems:ar];
本文共 215 字，大约阅读时间需要 1 分钟。
NSMutableArray *ar = [self.navigationItem.leftBarButtonItems mutableCopy];[ar removeObject:backItem];[self.navigationItem setLeftBarButtonItems:ar];
转载于:https://www.cnblogs.com/iosdev/archive/2012/09/07/2674890.html