C#常用的文件操作 C#写入/读出文本文件 public void Page_Load(Object src,EventArgs e)  {     StreamWriter rw = File.CreateText(Server.MapPath(".")+"//myText.txt");     rw.WriteLine("追逐理想");     rw.WriteLine("kzlll");  

// 导出列表信息到Excel public static void gSendGridInfoToExcel(DataGrid GridX) { Excel.Application excel= new Excel.ApplicationClass(); Excel._Workbook xBk = excel.Workbooks.Add(true); Excel._Worksheet xSt =