C# 使用Microsoft.Office.Interop.Excel.Application对 Excel创建、写入

本文介绍: Me ssa g eBo x.Show(“EXCEL无法启动！”, “错误“, Me ssa g eBo xBut t on s.OK, Messa geBo xIcon.Er ro r);

Sy ste m.Refl ec t ion.Mi s sin g m i ss = Sy ste m.Refl ec t ion.Missin g.Value;
                Mic ro soft.Offi ce.Interop.Exc el.Ap pli cat ion excel = new Mic ro soft.Offi ce.Interop.Exc el.Ap pli cat ion();
                excel.App li cat ion.Wo rk books.Add(true);
                excel.Vi si ble = false;
                if (excel == null)
                {
                    Messa geBo x.Show(“EXCEL无法启动！”, “错误“, Mes sa geBoxBut t ons.OK, Messa geBoxIcon.Error);
                }

                Mic ro soft.Offi ce.Interop.Excel.Workbooks books = (Mic rosoft.Offi ce.Interop.Excel.Workbooks)excel.Workbooks;
                Mic rosoft.Offi ce.Interop.Excel.Workbook book = (Mic rosoft.Offi ce.Interop.Excel.Workbook)books.Add(miss);
                Microsoft.Office.Interop.Excel.Work sheet sheet = (Microsoft.Office.Interop.Excel.Work sheet)book.ActiveSh eet;
                sheet.Na me = “Sh eet”;//工作薄名称
                                     //填充列头
                for (int i = 0; i < tb _result.Columns.Count; i++)
                {
                    excel.Cells[1, i + 1] = tb _result.Columns[i].ColumnNa me;
                }

                //填充数据
                for (int row = 0; row <= tb _result.Rows.Count – 1; row++)
                {
                    for (int column = 0; column < tb _result.Columns.Count; column++)
                    {
                        //excel.Cells[row + 2, column + 1].AutoFit();
                        //if (tb _result.Rows[row][column].GetTy pe() == typeof(string))
                        try
                        {
                            Con vert.ToInt32(tb _result.Rows[row][column].ToStr in g().Trim());
                            excel.Cells[row + 2, column + 1].NumberFormatLoc al = “@”;
                            excel.Cells[row + 2, column + 1] = tb _result.Rows[row][column].ToStr ing();
                        }
                        catch
                        {
                            excel.Cells[row + 2, column + 1] = tb_res ult.Rows[row][column].ToStr ing();

}

                        //宽度
                        excel.Cells[row + 2, column + 1].ColumnWidt h = tb_res ult.Rows[row][column].ToStr ing().Length*1.5;
                        if (tb_res ult.Rows[row][column].ToStr ing().Length == 0)
                        {
                            excel.Cells[row + 2, column + 1].ColumnWidt h = tb_re sult.Columns[column].ColumnName.Length * 1.5;
                        }

                    }
                }

                string Vers ion = excel.Vers ion;
                int FormatNum;
                if (Convert.ToDouble(Vers ion) < 12)
                {
                    FormatNum = -4143;
                }
                else
                {
                    FormatNum = 56;
                }
                sheet.SaveAs(file path, FormatNum, miss, miss, miss, miss, Microsoft.Office.Interop.Excel.XlSaveAsAcce ssMode.xlNoChange, miss, miss, miss);
                book.Close(false, miss, miss);
                books.Close();
                excel.Quit();
                System.Runtime.InteropServices.Mar shal.ReleaseComObject(sh eet);
                System.Runtime.InteropServices.Mar shal.ReleaseComObject(book);
                System.Runtime.InteropServices.Mar shal.ReleaseComObject(books);
                System.Runtime.InteropServices.Mar shal.ReleaseComObject(excel);
                GC.Collect();