private void butLuu_Click(object sender, EventArgs e) { try { ora_menuItem.delete_bv_menuitem(); foreach (DataRow r in ads.Tables[0].Rows) { ora_menuItem.upd_bv_menuitem(r["id"].ToString(), r["id_goc"].ToString(), decimal.Parse(r["stt"].ToString()), r["ten"].ToString()); } foreach (DataRow r1 in bv.load_bv_login().Tables[0].Rows) { string s = ""; foreach (DataRow r2 in ora_menuItem.dm_bv_menuItem().Tables[0].Rows) { int k = r1["menuitem"].ToString().IndexOf(r2["id"].ToString() + "+"); if (r1["menuitem"].ToString().IndexOf(r2["id"].ToString() + "+") > -1) { s += r2["id"].ToString() + "+"; } } bv.upd_bv_login(int.Parse(r1["id"].ToString()), s); } MessageBox.Show("Lưu thành công !"); butKetthuc.Focus(); } catch (Exception ex) { MessageBox.Show(ex.ToString()); } }