iOS UIColor扩展

接口部分

@interface UIColor (Extend)

+ (UIColor *)corlorWithR:(CGFloat)r G:(CGFloat)g B:(CGFloat)b;


@end

实现部分

@implementation UIColor (Extend)

+ (UIColor *)corlorWithR:(CGFloat)r G:(CGFloat)g B:(CGFloat)b
{
    return [UIColor colorWithRed:r / 255.0 green:g / 255.0 blue:b / 255.0 alpha:1];
}

@end