UILabel的相關方法設置
(1)設置UILabel的字體不一樣顏色
NSMutableAttributedString*str = [[NSMutableAttributedString alloc]????initWithString:dic[@"praise"]];
[straddAttribute:NSForegroundColorAttributeName value:GJGRGB16Color(0xff5252) range:NSMakeRange(0, str.length - 1)];
cell.originalPriceLabel.attributedText= str;