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UIView *vi = [UIView new]; vi.backgroundColor = [UIColor redColor]; [self.view addSubview:vi]; vi.sd_layout .leftSpaceToView(self.view,20) .rightSpaceToView(self.view,20) .topSpaceToView(self.view,30) .bottomSpaceToView(self.view,20);
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原文地址:http://www.cnblogs.com/Mgs1991/p/5455107.html