iOS 随机颜色 2015/03/28 31127 清华大佬耗费三个月吐血整理的几百G的资源,免费分享!....>>> view.backgroundColor = [UIColor colorWithRed:arc4random_uniform(255)/255.0 green:arc4random_uniform(255)/255.0 blue:arc4random_uniform(255)/255.0 alpha:1];