C#導出數據到Excel文件

        /// <summary>
        /// 導出GridView的數據到Excel的方法--沒有用服務器模式加載數據的使用
        /// </summary>
        /// <param name="GridView">要導出數據的GridView</param>
        /// <param name="FileName">文件的名稱</param>
        /// <param name="TitleName">數據的標題</param>
        /// <param name="Remark">備註</param>
        private void ExportToExcel(GridView gridView, string fileName, string titleName, string[] remark)
        {
            #region
            if (gridView.RowCount == 0)
            {
                MessageUtil.ShowError("沒有數據可供導出！");
                return;
            }
            else
            {
                saveFileDialog.Filter = "Execl files (*.xls)|*.xls";
                saveFileDialog.FilterIndex = 0;
                saveFileDialog.RestoreDirectory = true;
                saveFileDialog.CreatePrompt = true;
                saveFileDialog.Title = "導出文件保存路徑";
                saveFileDialog.FileName = fileName;
                DialogResult dialog = saveFileDialog.ShowDialog();
                if (dialog == DialogResult.Cancel) { return; }
                string strName = saveFileDialog.FileName;
                if (strName.Length != 0)
                {
                    System.Reflection.Missing miss = System.Reflection.Missing.Value;
                    Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
                    excel.Application.Workbooks.Add(true); ;
                    excel.Visible = false;//若是true，則在導出的時候會顯示EXcel界面。     
                    if (excel == null)
                    {
                        MessageUtil.ShowError("EXCEL無法啓動！");
                        return;
                    }
                    Microsoft.Office.Interop.Excel.Workbooks books = (Microsoft.Office.Interop.Excel.Workbooks)excel.Workbooks;
                    Microsoft.Office.Interop.Excel.Workbook book = (Microsoft.Office.Interop.Excel.Workbook)(books.Add(miss));
                    Microsoft.Office.Interop.Excel.Worksheet sheet = (Microsoft.Office.Interop.Excel.Worksheet)book.ActiveSheet;
                    sheet.Name = "test";
                    //顯示標題
                    excel.Cells[1, gridView.Columns.Count / 2] = titleName;
                    //生成字段名稱                 
                    int columnCount = 0;//列的數量

                    /*數據一列一列的填充*/
                    for (int i = 0; i < gridView.Columns.Count; i++)
                    {
                        //只顯示可見的列
                        if (gridView.Columns[i].Visible)
                        {
                            excel.Cells[3, columnCount + 1] = gridView.Columns[i].Caption.ToString();
                            columnCount++;
                            /*填充數據*/
                            for (int j = 0; j < gridView.RowCount; j++)
                            {
                                if (gridView.GetRowCellValue(j, gridView.Columns[i]).GetType() == typeof(string))
                                {
                                    excel.Cells[j + 4, columnCount] = "'" + gridView.GetRowCellValue(j, gridView.Columns[i]).ToString();
                                }
                                else
                                {
                                    excel.Cells[j + 4, columnCount] = gridView.GetRowCellValue(j, gridView.Columns[i]).ToString();
                                }
                            }
                        }
                    }
                    //加入備註
                    for (int s = 0; s < remark.Length; s++)
                    {
                        excel.Cells[gridView.RowCount + 5, s + 1] = remark[s];
                    }
                    sheet.SaveAs(strName, miss, miss, miss, miss, miss, Microsoft.Office.Interop.Excel.XlSaveAsAccessMode.xlNoChange, miss, miss, miss);
                    book.Close(false, miss, miss);
                    books.Close();
                    excel.Quit();
                    System.Runtime.InteropServices.Marshal.ReleaseComObject(sheet);
                    System.Runtime.InteropServices.Marshal.ReleaseComObject(book);
                    System.Runtime.InteropServices.Marshal.ReleaseComObject(books);
                    System.Runtime.InteropServices.Marshal.ReleaseComObject(excel);
                    GC.Collect();
                    MessageUtil.ShowTips("數據已經成功導出!");
                    System.Diagnostics.Process.Start(strName);
                }
            }
            #endregion
        }