label控件--关于价格显示中划线和下划线

//中划线

        NSDictionary *attribtDic =@{NSStrikethroughStyleAttributeName: [NSNumbernumberWithInteger:NSUnderlineStyleSingle]};

//下划线

//        NSDictionary *attribtDic = @{NSUnderlineStyleAttributeName: [NSNumber numberWithInteger:NSUnderlineStyleSingle]};

        NSMutableAttributedString *attribtStr = [[NSMutableAttributedStringalloc]initWithString:oldStrattributes:attribtDic];

        oldPriceLabel.attributedText = attribtStr;