private List<DataRow> get_selected_rows() { List<DataRow> v_lst_dr = new List<DataRow>(); var v_lst = GetSelectedRows(m_grv_cham_cong); foreach (var v_i in v_lst) { v_lst_dr.Add(m_grv_cham_cong.GetDataRow(v_i)); } return v_lst_dr; }