C# 操作office

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using Excel = Microsoft.Office.Interop.Excel;

namespace OperateExcel

{

    public class Account

    {

        public int ID { get; set; }

        public double Balance { get; set; }

    }

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void ExcelButton_Click(object sender, EventArgs e)

        {

             var bankAccounts = new List<Account> {

    new Account { 

                  ID = 345678,

                  Balance = 541.27

                },

    new Account {

                  ID = 1230221,

                  Balance = -127.44

                }};

            DisplayInExcel(bankAccounts);

        }

        private void Form1_Load(object sender, EventArgs e)

        {

           

           

        }

        static void DisplayInExcel(IEnumerable<Account> accounts)

        {

            var excelApp = new Excel.Application();

            // Make the object visible.

            excelApp.Visible = true;

            // Create a new, empty workbook and add it to the collection returned 

            // by property Workbooks. The new workbook becomes the active workbook.

            // Add has an optional parameter for specifying a praticular template. 

            // Because no argument is sent in this example, Add creates a new workbook. 

            excelApp.Workbooks.Add();

            // This example uses a single workSheet. The explicit type casting is

            // removed in a later procedure.

            Excel._Worksheet workSheet = (Excel.Worksheet)excelApp.ActiveSheet;

            workSheet.Cells[1, "A"] = "ID Number";

            workSheet.Cells[1, "B"] = "Current Balance";

            var row = 1;

            foreach (var acct in accounts)

            {

                row++;

                workSheet.Cells[row, "A"] = acct.ID;

                workSheet.Cells[row, "B"] = acct.Balance;

                for (int i = 4; i < 10000; i++)

                {

                    workSheet.Cells[i, "B"] = "MyExcel";

                

                

                }

            }

            workSheet.Columns[1].AutoFit();

            workSheet.Columns[2].AutoFit();

        }

  

          

    }

}