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int x=50;
int y=50;
int width=50;
int height=50;
for (int i=0; i<3; i++) {
for (int j=0; j<3; j++) {
UIView *tempView=[[UIView alloc]initWithFrame:CGRectMake(x+j*55, y+i*55, width, height)];
// tempView.backgroundColor=[UIColor redColor];
tempView.backgroundColor=[UIColor colorWithRed:(arc4random()%256/256.0) green:(arc4random()%128/256.0) blue:(arc4random()%128/256.0) alpha:2.0];
[self.view addSubview:tempView];
}
}
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原文地址:http://www.cnblogs.com/bolin-123/p/5125185.html