// 1. 創(chuàng)建一個點擊事件，點擊時觸發(fā)labelClick方法 UITapGestureRecognizer *labelTapGestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(labelClick)];

? ? UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(100, 100, 200, 100)];

? ? // 2. 將點擊事件添加到label上? ? [label addGestureRecognizer:labelTapGestureRecognizer];

? ? label.userInteractionEnabled = YES; // 可以理解為設(shè)置label可被點擊// 3. 在此方法中設(shè)置點擊label后要觸發(fā)的操作- (void)labelClick {

}