/// <summary> /// 返回中奖序列号 /// </summary> /// <param name="id"></param> /// <returns></returns> public string Get_snumber(int aid) { Random rd = new Random((int)DateTime.Now.Ticks); int radNum = rd.Next(0, 9);//从0到9里随机出一个值 return("SNsticket" + aid + "_" + MyCommFun.ConvertDateTimeInt(DateTime.Now) + radNum); }