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[操作系统]【代码笔记】圆角矩形


代码:

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- (void)viewDidLoad{  [super viewDidLoad];  // Do any additional setup after loading the view.    self.title=@"圆角矩形";      UIImageView *imageView=[[UIImageView alloc]initWithFrame:CGRectMake(50, 100, 100, 100)];  imageView.backgroundColor=[UIColor redColor];  //设计其圆角半径  [imageView.layer setCornerRadius:18.0f];  [imageView.layer setMasksToBounds:YES];  [self.view addSubview:imageView];}
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