c#excel的操作例子

 class MyData//存储行数据
 {
 public List<string> RowData { get; set; }
 }

 static void Main(string[] args)
 {

 Application app=new ApplicationClass();
 app.DisplayAlerts = false;
 var path = @"C:\Users\Administrator\Desktop\JTWC台风季1979-2010.xls";//读取数据的excel
 var path2=@"C:\Users\Administrator\Desktop\JTWC.xlsx";//存储数据的excel
 var workbook=app.Workbooks.Open(path, Missing.Value, Missing.Value, Missing.Value, Missing.Value
 , Missing.Value, Missing.Value, Missing.Value, Missing.Value
 , Missing.Value, Missing.Value, Missing.Value, Missing.Value);//打开指定位置的excel文件
 Worksheet sheet=(Worksheet)workbook.Sheets[];//获取第一个table
 var resultWorkBook= app.Workbooks.Open(path2);
 var resultSheet =(Worksheet) resultWorkBook.Sheets[];

 //
 var resultData=new List<MyData>();

 string numberAndNameStr = string.Empty;
 for (int i = ; i < ; i++)
 {
 var number = ((Range) sheet.Cells[i, ]).Text.ToString();
 var name = ((Range) sheet.Cells[i, ]).Text.ToString();
 var tempStr = number + name;
 if (tempStr != numberAndNameStr)//根据每一行的前两个cell的组合，判断这一行数据是否属于同一个Typhoon（这是一个具体问题）
 {
 var str = new List<string>
 {
 ((Range) sheet.Cells[i, ]).Text.ToString(),
 ((Range) sheet.Cells[i, ]).Text.ToString(),
 ((Range) sheet.Cells[i, ]).Text.ToString(),
 ((Range) sheet.Cells[i, ]).Text.ToString(),
 ((Range) sheet.Cells[i, ]).Text.ToString(),
 ((Range) sheet.Cells[i, ]).Text.ToString(),
 ((Range) sheet.Cells[i, ]).Text.ToString(),
 ((Range) sheet.Cells[i, ]).Text.ToString()

 };
 var data = new MyData() {RowData = str};
 resultData.Add(data);
 //写入excel数据
 numberAndNameStr = tempStr;
 }
 }
 int row = ;
 foreach (MyData myData in resultData)//循环每一行数据
 {
 for (int j = ; j < myData.RowData.Count; j++)//循环一行数据的所有cell
 {
 resultSheet.Cells[row, j + ] = myData.RowData[j];
 }
 row++;
 }

 app.AlertBeforeOverwriting = false; //屏蔽掉系统跳出的Alert
 //workbook.Save();
 resultWorkBook.SaveAs(path2, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Microsoft.Office.Interop.Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value);//用save方法会保存失败

 app.Quit();
 System.Runtime.InteropServices.Marshal.ReleaseComObject(app);//释放资源
 Console.WriteLine("Over");
 }