参数1. 要改变的view 参数2. 动画的时长 参数3 动画类型 参数4.
[UIView transitionWithView:self.changeView

duration:2

options:UIViewAnimationOptionTransitionFlipFromBottom

animations:^{
//要改变的属性
self.changeView.backgroundColor = [UIColor purpleColor];

}

completion:^(BOOL finished)

{

}];