/显示下划线
//中划线
// NSDictionary *attribtDic = @{NSStrikethroughStyleAttributeName: [NSNumber numberWithInteger:NSUnderlineStyleSingle]};
//下划线
NSDictionary*attribtDic =@{NSUnderlineStyleAttributeName: [NSNumbernumberWithInteger:NSUnderlineStyleSingle]};
NSMutableAttributedString*attribtStr = [[NSMutableAttributedString alloc]initWithString:old Strattributes:attribtDic];
oldPriceLabel.attributedText= attribtStr;
UILable 设置左右边距之后显示不完整.设置属性
[self.placeLabel sizeToFit];
self.placeLabel.adjustsFontSizeToFitWidth =YES;
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