摘要： UsersDAL usDAL = new UsersDAL(); DataTable dt = usDAL.GetDataTable(where); StringWriter sw = new StringWriter(); sw.WriteLine("自动编号"t姓名"t电话"temail"t地址"tQQ"t身份证"t中奖等级"t中奖日期"t状态"tIP"); foreach (DataRow ... 阅读全文