Beispiel #1
0
        static void Main(string[] args)
        {
            Console.WriteLine("Welcome to Phone Book Application");
            Console.WriteLine("Select Operation");
            Console.WriteLine("1. Add Contact");
            Console.WriteLine("2. Display Contact by no");
            Console.WriteLine("3. Display all contacts");
            Console.WriteLine("4. Search contacts for a given name ");
            Console.WriteLine("5. Press x for exit");

            var userInput = Console.ReadLine();
            var phoneBook = new PhoneBook();

            while (true)
            {
                switch (userInput)
                {
                case "1":
                    Console.WriteLine("Contact Name:");
                    var name = Console.ReadLine();
                    Console.WriteLine("Contact Number:");
                    var number     = Console.ReadLine();
                    var newContact = new Contact(name, number);
                    phoneBook.AddContact(newContact);
                    break;

                case "2":
                    Console.WriteLine("Contact Number to search:");
                    var searchNumber = Console.ReadLine();
                    phoneBook.DisplayContact(searchNumber);
                    break;

                case "3":
                    phoneBook.DisplayAllContact();
                    break;

                case "4":
                    Console.WriteLine("Contact name to search:");
                    var searchName = Console.ReadLine();
                    phoneBook.DisplayMatchingContacts(searchName);
                    break;

                case "x":
                    return;

                default:
                    Console.WriteLine("Number Invalid");
                    break;
                }
                Console.WriteLine("Select Operation");
                userInput = Console.ReadLine();
            }
        }