1 public DataSet ExcelToDataTable(string filename, string strsheetname) 2     { 3         try 4         { 5             //源的定义 6             string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=" + filename + ";" + "Extended Properties=‘Excel 8.0;HDR=Yes;IMEX=1‘;"; 7  8             //Sql语句 9             string strExcel = string.Format("select * from [{0}$]", strsheetname);10             //string strExcel = "select * from   [sheet1$]";11 12             //定义存放的数据表13             DataSet ds = new DataSet();14 15             //连接数据源16             OleDbConnection conn = new OleDbConnection(strConn);17 18             conn.Open();19 20             //适配到数据源21             OleDbDataAdapter adapter = new OleDbDataAdapter(strExcel, strConn);22             adapter.Fill(ds, strsheetname);23 24             conn.Close();25 26             //return ds.Tables[strsheetname];27             return ds;28         }29         catch (Exception err)30         {31             throw new Exception("数据绑定Excel失败!失败原因：" + err.Message);32 33         }  34     }

1 string fileName = fileUpload.PostedFile.FileName;2 DataSet ds = ExcelToDataTable(fileName, "sheet1");3 4 5 rptTab.DataSource = ds.Tables[0];6 rptTab.DataBind();