static void display(Books book) { Console.WriteLine(book.BookName + " " + book.ISBN); }
static void Main(string[] args) { List <Books> Booklist = new List <Books>(); int n; do { chuongtrinhquanli: Console.WriteLine(" --- CHUONG TRINH QUAN LY THU VIEN --- \n"); Console.WriteLine("Danh sach cac chuc nang: \n"); Console.WriteLine("1.Them sach"); Console.WriteLine("2.Xoa sach"); Console.WriteLine("3.Sua sach"); Console.WriteLine("4.Tim kiem sach"); Console.WriteLine("5.Them doc gia"); Console.WriteLine("6.Xoa doc gia"); Console.WriteLine("7.Sua doc gia"); Console.WriteLine("8.Tim kiem doc gia"); Console.WriteLine("9.Lap phieu muon sach"); Console.WriteLine("10.Lap phieu tra sach"); Console.WriteLine("11.Liet ke danh sach muon sach tre han"); Console.WriteLine("0.Thoat"); Console.Write("Vui long chon chuc nang can thuc hien: "); n = int.Parse(Console.ReadLine()); switch (n) { case 0: System.Environment.Exit(0); break; case 1: Books book = BooksMethod.AddBooks(Booklist); Booklist.Add(book); Console.WriteLine("Them sach thanh cong! \n"); break; case 2: BooksMethod.RemoveBook(Booklist); Console.WriteLine("Xoa sach thanh cong. \n"); break; case 3: BooksMethod.ModifyBook(Booklist); Console.WriteLine("Cap nhap sach thanh cong! \n"); break; case 4: BooksMethod.LookupBook(Booklist); break; default: Console.WriteLine("Vui long nhap lua chon phu hop! \n"); break; } Booklist.ForEach(display); goto chuongtrinhquanli; }while (n >= 12); }