c# 操作EXCEL

 連接字符串：

     string   cs   =   "Provider=Microsoft.Jet.OLEDB.4.0;Data   Source=d://文件.xls;Excel   8.0;HDR=Yes;IMEX=1 ";

 

歷遍Sheet，顯示每個Sheet名： 
     DataTable   ttable   =   cn.GetSchema( "Tables ");

 

Excel查詢語句： 
     string   ss   =   "select   *   from   [Sheet1$] "