protected void btnExportOut_Click(object sender, EventArgs e)    {        try        {            DataTable exportData = new DataTable();            exportData.Columns.Add("主叫号码", typeof(string));            exportData.Columns.Add("被叫号码", typeof(string));            exportData.Columns.Add("接听时间", typeof(string));            exportData.Columns.Add("呼叫类型", typeof(string));            exportData.Columns.Add("工作单类型", typeof(string));            exportData.Columns.Add("地址", typeof(string));            exportData.Columns.Add("座席员", typeof(string));            exportData.Columns.Add("来电内容", typeof(string));            exportData.Columns.Add("解决方案", typeof(string));            string SqlWhere = " 1=1 ";                        StandardData dataObjectWorkCard = new StandardData("WorkCard");            DataTable dtWorkCard = dataObjectWorkCard.GetDataTable(-1, -1, SqlWhere, "", "*");            foreach (DataRow dr in dtWorkCard.Rows)            {                DataRow newRow = exportData.NewRow();                newRow["主叫号码"] = dr["CallerID"].ToString();                newRow["被叫号码"] = dr["CalledID"].ToString();                newRow["接听时间"] = dr["TimeStamp"].ToString();                newRow["呼叫类型"] = dr["Type"].ToString();                newRow["工作单类型"] = dr["WorkCardType"].ToString();                newRow["地址"] = dr["Address"].ToString();                newRow["座席员"] = dr["OperatorName"].ToString();                newRow["来电内容"] = dr["Memo"].ToString();                newRow["解决方案"] = dr["Process"].ToString();                exportData.Rows.Add(newRow);            }            WX.Utils.Office.ExportExcel(Page, exportData, this.Response, "");            ShowMessage("导出成功！");        }        catch (Exception ex)        {            WX.EntLib_Base.ExceptionManager.WebExceptionManager.ProcessException(this, ex);            ShowMessage("导出失败！");        }    }