【代码笔记】屏幕旋转

代码：

- (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view.
 self.title=@"屏幕旋转"; } #pragma  mark -屏幕旋转
-(BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation { return (interfaceOrientation==UIInterfaceOrientationPortrait); } -(BOOL)shouldAutorotate { return YES; } -(NSUInteger)supportedInterfaceOrientations { return UIInterfaceOrientationMaskPortrait; }