private void updateNhanVien() { string ten, sdt, quequan, username; int id, active, quyen; bool gioitinh; DateTime ngaysinh; id = int.Parse(txtMa.Text); ten = txtTen.Text; sdt = txtSdt.Text; quequan = txtQueQuan.Text; username = txtUsername.Text; quyen = Ham.GetIdFromCombobox(cbQuyen.SelectedItem.ToString()); gioitinh = Ham.NamNuToTrueFalse(cbGioiTinh.SelectedItem.ToString()); active = checkActive.Checked ? 1 : 0; ngaysinh = dateTimePicker1.Value; string sql = "update HTUser set ten = N'" + ten + "',ngaysinh = '" + ngaysinh + "',sdt = '" + sdt + "',gioitinh = '" + gioitinh + "'" + ",diachi = N'" + quequan + "',taikhoan = '" + username + "',active = " + active + ",roleId =" + quyen + " where id = " + id; try { cn.ExecuteNonQuery(sql); getDataNhanVien(); } catch (Exception) { MessageBox.Show("Kiểm tra lại thông tin", "Thông báo!"); } }