public static System.IO.StringWriter CreateExcel_HTML( DataTable Dt , ClsExcel_Columns Columns) { System.IO.StringWriter Sw = new System.IO.StringWriter(); System.Web.UI.HtmlTextWriter Htw = new System.Web.UI.HtmlTextWriter(Sw); System.Web.UI.WebControls.Table Tb = new System.Web.UI.WebControls.Table(); System.Web.UI.WebControls.TableRow Tbr_Header = new System.Web.UI.WebControls.TableRow(); foreach (ClsExcel_Columns.Str_Columns?Obj in Columns.pObj) { System.Web.UI.WebControls.TableCell Tbc = new System.Web.UI.WebControls.TableCell(); Tbc.Text = Obj.Value.FieldDesc; Tbr_Header.Cells.Add(Tbc); } Tb.Rows.Add(Tbr_Header); foreach (DataRow Dr in Dt.Rows) { System.Web.UI.WebControls.TableRow Tbr = new System.Web.UI.WebControls.TableRow(); foreach (ClsExcel_Columns.Str_Columns?Obj in Columns.pObj) { System.Web.UI.WebControls.TableCell Tbc = new System.Web.UI.WebControls.TableCell(); Tbc.Text = Dr[Obj.Value.FieldName].ToString(); Tbr.Cells.Add(Tbc); } Tb.Rows.Add(Tbr); } Tb.RenderControl(Htw); return(Sw); }
public static void NativeExcel_CreateExcel( DataTable Dt , ClsExcel_Columns Columns , string SaveFileName = "" , Excel.XlFileFormat FileFormat = Excel.XlFileFormat.xlExcel5 , string Title = "") { Excel.Application Obj_Excel = new Excel.Application(); Excel.Workbook owbook = Obj_Excel.Workbooks.Add(); Excel.Worksheet owsheet = owbook.Worksheets.Add(); Int32 RowCt = 2; Int32 ColCt = 1; foreach (ClsExcel_Columns.Str_Columns?Obj in Columns.pObj) { owsheet.Cells[RowCt, ColCt].Value = Obj.Value.FieldDesc; owsheet.Cells[RowCt, ColCt].Font.Bold = true; Excel.Range Inner_ExRange = owsheet.Range[ Do_Methods.GenerateChr(ColCt) + RowCt.ToString() + ":" + Do_Methods.GenerateChr(ColCt) + (RowCt + Dt.Rows.Count).ToString()]; Inner_ExRange.NumberFormat = Obj.Value.NumberFormat; ColCt++; } RowCt++; ColCt = 1; Excel.Range ExRange = owsheet.Range[ Do_Methods.GenerateChr(ColCt) + RowCt.ToString() + ":" + Do_Methods.GenerateChr(ColCt + Columns.pObj.Count) + (RowCt + Dt.Rows.Count - 1).ToString()]; ExRange.Value = Do_Methods.ConvertDataTo2DimArray(Dt, Columns.pFieldName); owsheet.Range["A1;IV65536"].AutoFit(); if (SaveFileName == "") { SaveFileName = "Excel_File"; } owsheet.Range["A1:A1"].Select(); owbook.SaveAs(SaveFileName, FileFormat); }