ASP.NET

public DataTable CSVtoDataset()
   {
       DataTable dt = new DataTable();
       try
       {
           string _filepath = "D:\\csvData.csv";
           System.Data.OleDb.OleDbConnection cnCSV = new System.Data.OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + _filepath + @";Extended Properties=""text;HDR=NO;FMT=Delimited""");
           System.Data.OleDb.OleDbDataAdapter daCSV = new System.Data.OleDb.OleDbDataAdapter("SELECT * FROM [Sheet1$]", cnCSV);
           DataTable dt1 = new DataTable();
           daCSV.Fill(dt1);
           return dt1;
       }
       catch (OleDbException dataex)
       {
           Response.Write("<br>Exp2" + dataex.Message.ToString());
       }
       return dt1;
   }