记录个随机背景颜色的方法:
+ (UIColor*) randomColor{
NSInteger r = arc4random() % ;
NSInteger g = arc4random() % ;
NSInteger b = arc4random() % ;
return [UIColor colorWithRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:];
}
类方法,仅做记录!
记录个随机背景颜色的方法:
+ (UIColor*) randomColor{
NSInteger r = arc4random() % ;
NSInteger g = arc4random() % ;
NSInteger b = arc4random() % ;
return [UIColor colorWithRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:];
}
类方法,仅做记录!