SB结合代码圆角

//UIView+CornerRadius.h
@interface UIView (CornerRadius)

@property (nonatomic, assign) IBInspectable CGFloat cornerRadius;

@end

 

 

//UIView+CornerRadius.m
@implementation UIView (CornerRadius)

- (void)setCornerRadius:(CGFloat)cornerRadius
{
    self.layer.cornerRadius = cornerRadius;
    self.layer.masksToBounds = cornerRadius > 0;
}

- (CGFloat)cornerRadius
{
    return  self.layer.cornerRadius;
}
@en