在ASP.NET访问Excel文件 
  <%@ Page Language="C#" %> 
  <%@ Import Namespace="System.Data" %> 
  <%@ Import Namespace="System.Data.ADO" %> 
  <script language="C#" runat="server"> 
  protected void Page_Load(Object Src, EventArgs E) 
  { 
  string strConn; 
  strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" 
  +"Data Source=C:\\Exceltest.xls;" 
  +"Extended Properties=Excel 8.0;"; 
  ADODataSetCommand myCommand = new ADODataSetCommand("SELECT * FROM [Sheet1$]", strConn); 
  DataSet myDataSet = new DataSet(); 
  myCommand.FillDataSet(myDataSet, "ExcelInfo"); 
  DataGrid1.DataSource = myDataSet.Tables["ExcelInfo"].DefaultView; 
  DataGrid1.DataBind(); 
  } 
  </script> 
  <p><ASP:Label id=Label1 runat="server">Excel表格内容:</ASP:Label></p> 
  <ASP:DataGrid id=DataGrid1 runat="server"/>