//顯示下劃線

//中劃線

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

//下劃線

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

NSMutableAttributedString *attribtStr = [[

        oldPriceLabel.attributedText = attribtStr;