protected void btn_Export_Click(object sender, EventArgs e) { txtJoinDate = tb_BeginDate.Text; txtOutDate = tb_EndDate.Text; string currentPath = System.Web.HttpContext.Current.Server.MapPath("TravelFiles"); if (txtJoinDate != "" || txtOutDate != "") { //string sql = "select User_Name,USER_ID from Base_UserInfo where (join_date<='" + txtOutDate + "' and (out_date is null or out_date='1900-01-01' or out_date>='" + txtJoinDate + "'))"; //StringBuilder sb_sql = new StringBuilder(sql); //DataTable dt = DataFactory.SqlDataBase().GetPageList(sql, null, "User_Name", "asc", 1, 99999, ref count); DataTable dt = dtExport; GenModel GM = new GenModel(); string fn = txtJoinDate + "_" + txtOutDate + "_" + DateTime.Now.ToString("yyyyMMddHHmmss") + "ATSReport.xls"; string SaveLocation = Server.MapPath("TravelFiles") + "\\" + fn; int intResult = GM.ExportExcel(dt, SaveLocation); //GM.rpExportExcel(ref rp_Item, fn, "application/ms-excel"); if (intResult != -1) { string fileName = fn; //客户端保存的文件名 string filePath = currentPath + "\\" + fileName;; //路径 FileInfo fileInfo = new FileInfo(filePath); fileName = Path.GetFileName(filePath); Response.Clear(); Response.ClearContent(); Response.ClearHeaders(); Response.AddHeader("Content-Disposition", "attachment;filename=" + fileName); Response.AddHeader("Content-Length", fileInfo.Length.ToString()); Response.AddHeader("Content-Transfer-Encoding", "binary"); Response.ContentType = "application/octet-stream"; Response.ContentEncoding = System.Text.Encoding.GetEncoding("gb2312"); Response.WriteFile(fileInfo.FullName); Response.Flush(); Response.End(); } } }