public static bool SuaMonAn(MonAn monAn, List <string> listMaNguyenLieu, List <string> listSoLuongNL) { string listNguyenLieu = String.Join("|", listMaNguyenLieu); string listSoLuong = String.Join("|", listSoLuongNL); return(MonAnDAO.SuaMonAn(monAn, listNguyenLieu, listSoLuong)); }