public ActionResult TableExcelExport(double tableID, int isSchema) { IGumruk iGumruk = new BSGumruk(); List <d_b_columns> columns1; //List<d_b_tables> tables; int tblID = (int)(tableID / 0.123123); if (!Convert.ToBoolean(isSchema)) { columns1 = iGumruk.GetAllColumns(tblID); } else { columns1 = iGumruk.GetAllColumns(tblID); } string filename = columns1[0].d_b_tables.name + "_Columns.xlsx"; List <ColumnToExcel> excelList = new List <ColumnToExcel>(); foreach (var item in columns1) { ColumnToExcel cl = new ColumnToExcel() { Module = "", Schema = item.d_b_tables.d_b_schemas.name, Table = item.d_b_tables.name, Field = item.name, Primary = "False", // bu kolon yok AllowNull = item.isnull.ToString(), Type = item.d_b_column_types.name, LookUp = "",//şimdilik boş gönderiyorum. Doldurulacak. FormAlani = "", SystemType = "", }; foreach (var item2 in item.d_b_column_explanations) { cl.Explanation1 = item2.details; break; } if (item.d_b_column_explanations.Count > 1) { for (int i = 1; i < item.d_b_column_explanations.Count; i++) { if (i != item.d_b_column_explanations.Count - 1) { cl.Explanation2 += item.d_b_column_explanations.ToList()[i].details + " & "; } else { cl.Explanation2 += item.d_b_column_explanations.ToList()[i].details; } } } foreach (var item3 in item.d_b_column_lookups) { cl.LookUp = item3.d_b_Column_to.d_b_tables.d_b_schemas.name + "." + item3.d_b_Column_to.d_b_tables.name + "." + item3.d_b_Column_to.name; } excelList.Add(cl); } //excel e export kısmını yapan burası . System.Data.DataTable dt = ToDataTable <ColumnToExcel>(excelList); Response.Clear(); Response.ContentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"; Response.AddHeader("content-disposition", "attachment;filename=" + HttpUtility.UrlEncode(filename, System.Text.Encoding.UTF8)); using (ExcelPackage pck = new ExcelPackage()) { ExcelWorksheet ws = pck.Workbook.Worksheets.Add("Columns"); ws.Cells["A1"].LoadFromDataTable(dt, true); var ms = new System.IO.MemoryStream(); pck.SaveAs(ms); ms.WriteTo(Response.OutputStream); } HttpContext.Response.Flush(); HttpContext.Response.End(); return(Content("")); }