NSMutableAttributedString同一个label中显示不同的字体样式

   NSMutableString *mutableStr = [NSMutableString stringWithString:[NSString stringWithFormat:@"累计个人总收入:¥%@",achievementStr]];    NSRange range = [mutableStr rangeOfString:[NSString stringWithFormat:@"¥%@",achievementStr]];    NSMutableAttributedString *attributStr = [[NSMutableAttributedString alloc]initWithString:mutableStr];    [attributStr addAttribute:NSForegroundColorAttributeName value:UIColorFromRGB(0xe9170b) range:range];    label.textAlignment = NSTextAlignmentCenter;    label.attributedText = attributStr;