C# ExcelHelper

using Microsoft.Office.Interop.Excel;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.OleDb;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Util
{
    class ExcelHelper
    {
        / 执行SQL查询一个Excel文档的内容
        public static System.Data.DataTable ExecuteReader(string fileName, string cmdText, params OleDbParameter[] paramters)
        {
            string strCon = " Provider = Microsoft.Jet.OLEDB.4.0; Data Source = " + fileName + ";Extended Properties='Excel 8.0;HDR=YES;IMEX=1'";
            OleDbConnection cn = new OleDbConnection(strCon);
            OleDbCommand cmd = new OleDbCommand();
            OleDbDataReader reader = null;
            System.Data.DataTable table = new System.Data.DataTable();
            try
            {
                //cn = new OleDbConnection(strCon);
                PrepareCommand(cmd, cn, cmdText, paramters);
                reader = cmd.ExecuteReader(CommandBehavior.CloseConnection);
                table.Load(reader);
                cmd.Parameters.Clear();
            }
            finally
            {
                if (reader != null)
                {
                    reader.Close();
                    reader.Dispose();
                }
                if (cn != null)
                {
                    cn.Close();
                    cn.Dispose();
                }
            }
            return table;
        }

        public static System.Data.DataTable GetGridTableInDisplayColumnOrder(DataGridView grid)
        {
            var table = new System.Data.DataTable();
            var data = grid.DataSource as System.Data.DataTable;
            if (grid.Columns.Count > 0 && data != null)
            {
                var cols = new DataColumn[grid.Columns.Count];
                foreach (DataGridViewColumn col in grid.Columns)
                {
                    cols[col.DisplayIndex] = new DataColumn(col.Name);
                }
                table.Columns.AddRange(cols);
                foreach (DataRow row in data.Rows)
                {
                    var item = table.NewRow();
                    foreach (DataColumn col in table.Columns)
                    {
                        item[col.ColumnName] = row[col.ColumnName];
                    }
                    table.Rows.Add(item);
                }
            }
            return table;
        }

        /// <summary>
        /// 把Excel的某个工作表导入到DataTable中
        /// </summary>
        /// <param name="fileName">文件完整路径</param>
        /// <param name="sheetName">工作表名</param>
        /// <param name="HasHeader">是否存在表头。若是会把工作表第一行转成DataTable的列名</param>
        /// <returns>导入后的DataTable</returns>
        public static System.Data.DataTable ImportExcel(string fileName,string sheetName, bool HasHeader)
        {
            System.Data.DataTable table = ExecuteReader(fileName, "select * from [" + sheetName + "]", null);

            if (HasHeader)
            {
                for (int i = 0; i < table.Columns.Count; i++)
                    table.Columns[i].ColumnName = table.Rows[0][i].ToString();
                table.Rows.RemoveAt(0);
            }

            return table;
        }

        /// <summary>
        /// 准备OleDbCommand
        /// </summary>
        /// <param name="command">查询命令</param>
        /// <param name="connection">连接类</param>
        /// <param name="cmdText">命令内容</param>
        /// <param name="paramters">查询参数</param>
        private static void PrepareCommand(OleDbCommand command, OleDbConnection connection, string cmdText, params OleDbParameter[] paramters)
        {
            command.CommandText = cmdText;
            command.Connection = connection;

            if (paramters != null)
                foreach (OleDbParameter item in paramters)
                    command.Parameters.Add(item);

            if (connection.State != ConnectionState.Open)
                connection.Open();
        }
        public static System.Data.DataTable GetDataFromExcelByCom(bool hasTitle = false)
        {
            OpenFileDialog openFile = new OpenFileDialog();
            openFile.Filter = "Excel(*.xls)|*.xls|Excel(*.xlsx)|*.xlsx";
            openFile.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
            openFile.Multiselect = false;
            if (openFile.ShowDialog() == DialogResult.Cancel) return null;
            var excelFilePath = openFile.FileName;

            Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
            Microsoft.Office.Interop.Excel.Sheets sheets;
            object oMissiong = System.Reflection.Missing.Value;
            Microsoft.Office.Interop.Excel.Workbook workbook = null;
            System.Data.DataTable dt = new System.Data.DataTable();

            try
            {
                if (app == null) return null;
                workbook = app.Workbooks.Open(excelFilePath, oMissiong, oMissiong, oMissiong, oMissiong, oMissiong,
                    oMissiong, oMissiong, oMissiong, oMissiong, oMissiong, oMissiong, oMissiong, oMissiong, oMissiong);
                sheets = workbook.Worksheets;

                //将数据读入到DataTable中
                Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)sheets.get_Item(1);//读取第一张表  
                if (worksheet == null) return null;

                int iRowCount = worksheet.UsedRange.Rows.Count;
                int iColCount = worksheet.UsedRange.Columns.Count;
                //生成列头
                for (int i = 0; i < iColCount; i++)
                {
                    var name = "column" + i;
                    if (hasTitle)
                    {
                        var txt = ((Microsoft.Office.Interop.Excel.Range)worksheet.Cells[1, i + 1]).Text.ToString();
                        if (!string.IsNullOrWhiteSpace(txt)) name = txt;
                    }
                    while (dt.Columns.Contains(name)) name = name + "_1";//重复行名称会报错。
                    dt.Columns.Add(new DataColumn(name, typeof(string)));
                }
                //生成行数据
                Microsoft.Office.Interop.Excel.Range range;
                int rowIdx = hasTitle ? 2 : 1;
                for (int iRow = rowIdx; iRow <= iRowCount; iRow++)
                {
                    DataRow dr = dt.NewRow();
                    for (int iCol = 1; iCol <= iColCount; iCol++)
                    {
                        range = (Microsoft.Office.Interop.Excel.Range)worksheet.Cells[iRow, iCol];
                        dr[iCol - 1] = (range.Value2 == null) ? "" : range.Text.ToString();
                    }
                    dt.Rows.Add(dr);
                }
                return dt;
            }
            catch { return null; }
            finally
            {
                workbook.Close(false, oMissiong, oMissiong);
                System.Runtime.InteropServices.Marshal.ReleaseComObject(workbook);
                workbook = null;
                app.Workbooks.Close();
                app.Quit();
                System.Runtime.InteropServices.Marshal.ReleaseComObject(app);
                app = null;
            }
        }
        //以下導出Excel方法較慢，行數不多的時候使用
        public static bool ToExcel(System.Data.DataTable dt)//少量數據插入
        {

            System.Data.DataTable dataTable = dt;
            int rowNumber = dataTable.Rows.Count;
            int rowIndex = 1;
            int colIndex = 0;
            if (rowNumber == 0)
            {
                return false;
            }
            //建立Excel对象                                                                                         
            Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
            excel.Application.Workbooks.Add(true);
            excel.Visible = false;
            //生成字段名称                                                                                            
            foreach (System.Data.DataColumn col in dataTable.Columns)
            {
                colIndex++;
                excel.Cells[1, colIndex] = col.ColumnName;
            }
            //填充数据                                                                                              
            foreach (System.Data.DataRow row in dataTable.Rows)
            {
                rowIndex++;
                colIndex = 0;
                foreach (System.Data.DataColumn col in dataTable.Columns)
                {
                    colIndex++;
                    excel.Cells[rowIndex, colIndex] = row[col.ColumnName];
                }
            }
            excel.Visible = true;
            return true;
        }
        //适合大量数据插入
        public static bool ToExcel2(System.Data.DataTable dt)
        {
            Microsoft.Office.Interop.Excel.Workbook workbook = null;
            Microsoft.Office.Interop.Excel.Sheets sheets=null;
            System.Data.DataTable dataTable = dt;
            int rowNumber = dataTable.Rows.Count;
            //int rowIndex = 1;
            int colIndex = 0;
            if (rowNumber == 0)
            {
                return false;
            }
            //建立Excel对象                                                                                         
            Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
            workbook=excel.Application.Workbooks.Add(true);
            excel.Visible = false;
            excel.WindowState = Microsoft.Office.Interop.Excel.XlWindowState.xlMaximized;
            sheets = workbook.Worksheets;
            Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)sheets.get_Item(1);//读取第一张表
            //生成字段名称                                                                                            
            foreach (System.Data.DataColumn col in dataTable.Columns)
            {
                colIndex++;
                excel.Cells[1, colIndex] = col.ColumnName;
            }
            //填充数据                                                                                              
            //写入数据行
            Microsoft.Office.Interop.Excel.Range range,range2;
            range = worksheet.get_Range("A2", Missing.Value);
            range = range.get_Resize(dt.Rows.Count, dt.Columns.Count);
            object[,] cellData = new object[dt.Rows.Count, dt.Columns.Count];
            for (int iRow = 0; iRow < dt.Rows.Count; iRow++)
            {
                for (int iCol = 0; iCol < dt.Columns.Count; iCol++)
                {
                    cellData[iRow, iCol] = dt.Rows[iRow][iCol].ToString().Replace("\n", " ").Replace("\t", " ");
                }
            }
            range.set_Value(Missing.Value, cellData);
            //添加对单元格边框
            int Rowcount = worksheet.UsedRange.CurrentRegion.Rows.Count;
            // range = worksheet.Range[worksheet.Cells[2, 1], worksheet.Cells[Rowcount, dt2.Columns.Count]];
            range.Borders.LineStyle = Microsoft.Office.Interop.Excel.XlLineStyle.xlContinuous;
            //設置表頭的格式
            range2 = worksheet.Range[worksheet.Cells[1,1],worksheet.Cells[1,dt.Columns.Count]];
            range2.Font.Size = 10;
            range2.Font.Bold = true;
            range2.Borders.LineStyle = Microsoft.Office.Interop.Excel.XlLineStyle.xlContinuous;
            range2.Cells.Interior.Color = System.Drawing.Color.LightGray;
            range2.AutoFilter(1);
            //設置明細格式
            range.Font.Size = 10;
            range.EntireColumn.AutoFit();
            //Microsoft.Office.Interop.Excel.XlAutoFilterOperator
            excel.ActiveWindow.SplitRow = 1;
            excel.ActiveWindow.SplitColumn = 0;
            excel.ActiveWindow.FreezePanes = true;

            excel.Visible = true;
            excel.WindowState = Microsoft.Office.Interop.Excel.XlWindowState.xlMaximized;
            return true;
        }

        public static bool ToExcel2_2003(System.Data.DataTable dt, string FileName)//少量數據插入
        {
            SaveFileDialog saveFileDialog = new SaveFileDialog();
            //设置文件标题
            saveFileDialog.Title = "导出Excel文件";
            //设置文件类型
            saveFileDialog.Filter = "Microsoft Office Excel 工作簿(*.xls)|*.xls";
            //设置默认文件类型显示顺序  
            saveFileDialog.FilterIndex = 1;
            //是否自动在文件名中添加扩展名
            saveFileDialog.AddExtension = true;
            //是否记忆上次打开的目录
            saveFileDialog.RestoreDirectory = true;
            //设置默认文件名
            saveFileDialog.FileName = FileName;

            //按下确定选择的按钮  
            if (saveFileDialog.ShowDialog() == DialogResult.OK)
            {
                Microsoft.Office.Interop.Excel.Workbook workbook = null;
                Microsoft.Office.Interop.Excel.Sheets sheets = null;
                System.Data.DataTable dataTable = dt;
                int rowNumber = dataTable.Rows.Count;
                //int rowIndex = 1;
                int colIndex = 0;
                if (rowNumber == 0)
                {
                    return false;
                }
                //建立Excel对象                                                                                         
                Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
                workbook=excel.Application.Workbooks.Add(true);
                Worksheet ws = (Worksheet)excel.Sheets[1];
                ws.Name = "Sheet1";
                excel.Visible = false;
                //excel.WindowState = Microsoft.Office.Interop.Excel.XlWindowState.xlMaximized;
                sheets = workbook.Worksheets;
                Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)sheets.get_Item(1);//读取第一张表
                                                                                                                                  //生成字段名称                                                                                            
                foreach (System.Data.DataColumn col in dataTable.Columns)
                {
                    colIndex++;
                    excel.Cells[1, colIndex] = col.ColumnName;
                }
                //填充数据                                                                                              
                //写入数据行
                Microsoft.Office.Interop.Excel.Range range, range2;
                range = worksheet.get_Range("A2", Missing.Value);
                range = range.get_Resize(dt.Rows.Count, dt.Columns.Count);
                object[,] cellData = new object[dt.Rows.Count, dt.Columns.Count];
                for (int iRow = 0; iRow < dt.Rows.Count; iRow++)
                {
                    for (int iCol = 0; iCol < dt.Columns.Count; iCol++)
                    {
                        cellData[iRow, iCol] = dt.Rows[iRow][iCol].ToString().Replace("\n", " ").Replace("\t", " ");
                    }
                }
                range.set_Value(Missing.Value, cellData);
                添加对单元格边框
                //int Rowcount = worksheet.UsedRange.CurrentRegion.Rows.Count;
                 range = worksheet.Range[worksheet.Cells[2, 1], worksheet.Cells[Rowcount, dt2.Columns.Count]];
                //range.Borders.LineStyle = Microsoft.Office.Interop.Excel.XlLineStyle.xlContinuous;
                設置表頭的格式
                //range2 = worksheet.Range[worksheet.Cells[1, 1], worksheet.Cells[1, dt.Columns.Count]];
                //range2.Font.Size = 10;
                //range2.Font.Bold = true;
                //range2.Borders.LineStyle = Microsoft.Office.Interop.Excel.XlLineStyle.xlContinuous;
                //range2.Cells.Interior.Color = System.Drawing.Color.LightGray;
                設置明細格式
                //range.Font.Size = 10;
                range.EntireColumn.AutoFit();
                //excel.ActiveWindow.SplitRow = 1;
                //excel.ActiveWindow.SplitColumn = 0;
                //excel.ActiveWindow.FreezePanes = true;

                //excel.Visible = true;
                workbook.SaveAs(saveFileDialog.FileName, Microsoft.Office.Interop.Excel.XlFileFormat.xlExcel8, Type.Missing,
                            Type.Missing, Type.Missing, Type.Missing,
                            Microsoft.Office.Interop.Excel.XlSaveAsAccessMode.xlNoChange, Type.Missing,
                            Type.Missing, Type.Missing, Type.Missing, Type.Missing);
                excel.Quit();
                excel = null;
                
            }
            return true;

        }
        //以下導出Excel方法較慢，行數不多的時候使用(標題會自動過濾1，2開始導出)
        public static bool ToExcelHeaderText(DataGridView dt)//少量數據插入
        {
            System.Data.DataTable dataTable = (dt.DataSource as System.Data.DataTable);
            int rowNumber = dataTable.Rows.Count;

            int rowIndex = 1;
            int colIndex = 0;


            if (rowNumber == 0)
            {
                return false;
            }

            //建立Excel对象                                                                                         
            Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
            excel.Application.Workbooks.Add(true);
            excel.Visible = false;

            //写入标题                                                   
            for (int i = 1; i < dt.ColumnCount; i++)
            {
                colIndex++;
                excel.Cells[1, colIndex] = dt.Columns[i].HeaderText;
            }


            //填充数据                                                                                              
            foreach (System.Data.DataRow row in dataTable.Rows)
            {
                rowIndex++;
                colIndex = 0;
                foreach (System.Data.DataColumn col in dataTable.Columns)
                {
                    colIndex++;
                    excel.Cells[rowIndex, colIndex] = row[col.ColumnName];
                }
            }
            excel.Visible = true;
            excel.WindowState = Microsoft.Office.Interop.Excel.XlWindowState.xlMaximized;
            return true;
        }

        public static void ExportDataToExcel(System.Data.DataTable TableName, string FileName)//大量數據流式導出保存
        {
            Exception ex = null;
            SaveFileDialog saveFileDialog = new SaveFileDialog();
            //设置文件标题
            saveFileDialog.Title = "导出Excel文件";
            //设置文件类型
            saveFileDialog.Filter = "Microsoft Office Excel 工作簿(*.xls)|*.xls";
            //设置默认文件类型显示顺序  
            saveFileDialog.FilterIndex = 1;
            //是否自动在文件名中添加扩展名
            saveFileDialog.AddExtension = true;
            //是否记忆上次打开的目录
            saveFileDialog.RestoreDirectory = true;
            //设置默认文件名
            saveFileDialog.FileName = FileName;

            //按下确定选择的按钮  
            if (saveFileDialog.ShowDialog() == DialogResult.OK)
            {
                //获得文件路径 
                string localFilePath = saveFileDialog.FileName.ToString();

                //数据初始化
                int TotalCount;     //总行数
                int RowRead = 0;    //已读行数
                int Percent = 0;    //百分比

                TotalCount = TableName.Rows.Count;
                //lblStatus.Text = "共有" + TotalCount + "条数据";
                //lblStatus.Visible = true;
                //barStatus.Visible = true;

                //数据流
                System.IO.Stream myStream = saveFileDialog.OpenFile();
                StreamWriter sw = new StreamWriter(myStream, Encoding.GetEncoding("utf-8"));
                string strHeader = "";

                //秒钟
                //Stopwatch timer = new Stopwatch();
                //timer.Start();

                try
                {
                    //写入标题
                    for (int i = 0; i < TableName.Columns.Count; i++)
                    {
                        if (i > 0)
                        {
                            strHeader += "\t";
                        }
                        strHeader += TableName.Columns[i].ColumnName.ToString();
                    }
                    sw.WriteLine(strHeader);

                    //写入数据
                    //string strData;
                    for (int i = 0; i < TableName.Rows.Count; i++)
                    {
                        RowRead++;
                        Percent = (int)(100 * RowRead / TotalCount);
                        //barStatus.Maximum = TotalCount;
                        //barStatus.Value = RowRead;
                        //lblStatus.Text = "共有" + TotalCount + "条数据，已写入" + Percent.ToString() + "%的数据，共耗时" + timer.ElapsedMilliseconds + "毫秒。";
                        System.Windows.Forms.Application.DoEvents();
                        string strData = "";
                        for (int j = 0; j < TableName.Columns.Count; j++)
                        {
                            if (j > 0)
                            {
                                strData += "\t";
                            }
                            strData += TableName.Rows[i][j].ToString().Replace("\n"," ").Replace("\t"," ");
                        }
                        sw.WriteLine(strData);
                    }

                    //关闭数据流
                    sw.Close();
                    myStream.Close();
                    //关闭秒钟
                    //timer.Reset();
                    //timer.Stop();


                    //表格自適應
                    //Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
                    //excel.Workbooks.Open(saveFileDialog.FileName);
                    //Microsoft.Office.Interop.Excel.Range xlRang = excel.Columns;
                    //xlRang.AutoFit();
                    //excel.DisplayAlerts = false;
                    //excel.ActiveWorkbook.SaveAs(saveFileDialog.FileName);
                    //excel.ActiveWorkbook.Close();
                    //excel.Quit();

                    //读取Excel路徑

                    //Microsoft.Office.Interop.Excel.Application excel = new Microsoft.Office.Interop.Excel.Application();
                    //object missing = System.Type.Missing;
                    //Microsoft.Office.Interop.Excel.Workbook workbook = excel.Workbooks._Open(saveFileDialog.FileName, missing, missing, missing, missing, missing, missing, missing, missing, missing, missing, missing, missing);
                    //Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)workbook.Worksheets[1];
                    //excel.Visible = false;
                    //worksheet.Columns.AutoFit();//列宽自适应
                    //workbook.Save();
                    //excel.Quit();

                }
                catch (Exception ex1)
                {
                    ex = ex1;
                    MessageBox.Show(ex.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                finally
                {
                    //关闭数据流
                    sw.Close();
                    myStream.Close();
                    //关闭秒钟
                    //timer.Stop();
                    //EndBundleExcel();
                }

                if (ex==null)
                {
                    //成功提示
                    //if (MessageBox.Show("导出成功，是否立即打开？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) == DialogResult.Yes)
                    //{
                    //    System.Diagnostics.Process.Start(localFilePath);
                    //}
                    System.Diagnostics.Process.Start(localFilePath);
                }

                //赋初始值
                //lblStatus.Visible = false;
                //barStatus.Visible = false;
            }
        }

        public static void ExportDataToExcel(DataGridView dataGridView, string FileName,string Title)//大量數據流式導出保存
        {
           Exception ex = null;
            SaveFileDialog saveFileDialog = new SaveFileDialog();
            //设置文件标题
            saveFileDialog.Title = "导出Excel文件";
            //设置文件类型
            saveFileDialog.Filter = "Microsoft Office Excel 工作簿(*.xls)|*.xls";
            //设置默认文件类型显示顺序  
            saveFileDialog.FilterIndex = 1;
            //是否自动在文件名中添加扩展名
            saveFileDialog.AddExtension = true;
            //是否记忆上次打开的目录
            saveFileDialog.RestoreDirectory = true;
            //设置默认文件名
            saveFileDialog.FileName = FileName;

            //按下确定选择的按钮  
            if (saveFileDialog.ShowDialog() == DialogResult.OK)
            {
                //获得文件路径 
                string localFilePath = saveFileDialog.FileName.ToString();

                //数据初始化
                int TotalCount;     //总行数
                int RowRead = 0;    //已读行数
                int Percent = 0;    //百分比

                TotalCount = dataGridView.Rows.Count;
                //lblStatus.Text = "共有" + TotalCount + "条数据";
                //lblStatus.Visible = true;
                //barStatus.Visible = true;

                //数据流
                System.IO.Stream myStream = saveFileDialog.OpenFile();
                StreamWriter sw = new StreamWriter(myStream, Encoding.GetEncoding("utf-16"));
                string strHeader = "";
                //秒钟
                //Stopwatch timer = new Stopwatch();
                //timer.Start();

                try
                {
                    if (!string.IsNullOrEmpty(Title))
                    {
                        sw.WriteLine(Title);
                    }
                    //写入标题
                    for (int i = 0; i < dataGridView.Columns.Count; i++)
                    {
                        if (i > 0)
                        {
                            strHeader += "\t";
                        }
                        strHeader += dataGridView.Columns[i].HeaderText.ToString();
                    }
                    sw.WriteLine(strHeader);

                    //写入数据
                    //string strData;
                    for (int i=0; i < dataGridView.Rows.Count; i++)
                    {
                        RowRead++;
                        Percent = (int)(100 * RowRead / TotalCount);
                        //barStatus.Maximum = TotalCount;
                        //barStatus.Value = RowRead;
                        //lblStatus.Text = "共有" + TotalCount + "条数据，已写入" + Percent.ToString() + "%的数据，共耗时" + timer.ElapsedMilliseconds + "毫秒。";
                        System.Windows.Forms.Application.DoEvents();
                        string strData = "";
                        for (int j=0; j < dataGridView.Columns.Count; j++)
                        {
                            if (j > 0)
                            {
                                strData += "\t";
                            }
                            if (dataGridView.Rows[i].Cells[j].Value!=null)
                            {
                                strData += dataGridView.Rows[i].Cells[j].Value.ToString();
                            }
                        }
                        sw.WriteLine(strData);
                    }

                    //关闭数据流
                    sw.Close();
                    myStream.Close();

                }
                catch (Exception ex1)
                {
                    ex = ex1;
                    MessageBox.Show(ex.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                finally
                {
                    //关闭数据流
                    sw.Close();
                    myStream.Close();
                }

                if (ex == null)
                {
                    //成功提示
                    if (MessageBox.Show("导出成功，是否立即打开？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) == DialogResult.Yes)
                    {
                        System.Diagnostics.Process.Start(localFilePath);
                    }
                }

            }
        }


        /// <summary>
        /// 結束excel進程
        /// </summary>
        private static void EndBundleExcel()
        {
            GC.Collect();  // 回收资源
            System.Diagnostics.Process[] excelProcess = System.Diagnostics.Process.GetProcessesByName("EXCEL");
            foreach (var item in excelProcess)
            {
                item.Kill();
            }

        }

    }  
}

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