Asp.net & Aspose.cells 导出

   protected void btnExport_Click(object sender, EventArgs e)
     {
         DataTable tbBooks = (DataTable)Session["Books"];
         if (tbBooks == null)
         {
             return;
         }         try
         {
             Workbook newWorkBook = NewExcel();
             Aspose.Cells.Worksheet newSheet = newWorkBook.Worksheets[];
             Cells newCells = newSheet.Cells;

             if (tbBooks != null)
             {
                 for (int i = ; i < tbBooks.Rows.Count; i++)
                 {                     for (int j = ; j < tbBooks.Columns.Count; j++)
                     {                         newCells[i+1, j].PutValue(tbBooks.Rows[i][j].ToString());
                     }
                 }
             }
             newWorkBook.Save("result.xlsx", Aspose.Cells.FileFormatType.Excel97To2003, Aspose.Cells.SaveType.OpenInExcel, Response);
         }
         catch (Exception ex)
         {
             MessageBox.Show(this, "导出产品信息库出错，详细错误为：" + ex.Message);
         }
     }

     public Workbook NewExcel()
     {
         DataTable table = (DataTable)Session["Books"];
         Workbook newWorkBook = new Workbook();
         Aspose.Cells.Worksheet sheet = newWorkBook.Worksheets[];
         Cells cells = sheet.Cells;

         Aspose.Cells.Style style = newWorkBook.Styles[newWorkBook.Styles.Add()];//新增样式
         style.HorizontalAlignment = TextAlignmentType.Center;
         style.Font.Size = ;
         style.Font.Color = System.Drawing.Color.Red;
         cells.SetRowHeight(, );

         for (int i = ; i < table.Columns.Count; i++)
         {
             cells[, i].PutValue(table.Columns[i].ColumnName);
             cells[, i].SetStyle(style);
             cells.SetColumnWidthPixel(i, );
         }
         return newWorkBook;
     }