GetData

 public DataTable GetData()     {         DataTable table = new DataTable();         table.Columns.Add("ID");         table.Columns.Add("FirstName");         table.Columns.Add("LastName");

        DataRow row;         row = table.NewRow();         row["ID"] = 1;         row["FirstName"] = "John";         row["LastName"] = "Smith";         table.Rows.Add(row);

        row = table.NewRow();         row["ID"] = 2;         row["FirstName"] = "John2";         row["LastName"] = "Smith2";         table.Rows.Add(row);

        return table;     }