C# Example 2

using System;
using System.Collections.Generic;
using System.Linq;

// Kaizer here. I created a phonebook in C# displaying contact names, with the ability to search for existing contacts, delete contacts, e.t.c.

class Contact
{
    public string Name { get; }
    public string PhoneNumber { get; }
    public string Email { get; }

    public Contact(string name, string phoneNumber, string email)
    {
        Name = name;
        PhoneNumber = phoneNumber;
        Email = email;
    }

    public void Display()
    {
        Console.WriteLine($"Name: {Name}, Phone: {PhoneNumber}, Email: {Email}");
    }
}

class Phonebook
{
    private List<Contact> contacts = new List<Contact>();

    public void AddContact(string name, string phoneNumber, string email)
    {
        contacts.Add(new Contact(name, phoneNumber, email));
        Console.WriteLine($"Contact {name} added successfully.");
    }

    public void DeleteContact(string name)
    {
        var contact = contacts.FirstOrDefault(c => c.Name == name);
        if (contact != null)
        {
            contacts.Remove(contact);
            Console.WriteLine($"Contact {name} deleted successfully.");
        }
        else
        {
            Console.WriteLine($"Contact {name} not found.");
        }
    }

    public void SearchContact(string name)
    {
        var contact = contacts.FirstOrDefault(c => c.Name == name);
        if (contact != null)
        {
            Console.WriteLine("Contact found:");
            contact.Display();
        }
        else
        {
            Console.WriteLine($"Contact {name} not found.");
        }
    }

    public void DisplayContacts()
    {
        if (contacts.Count == 0)
        {
            Console.WriteLine("No contacts in the phonebook.");
        }
        else
        {
            Console.WriteLine("Contacts in the phonebook:");
            foreach (var contact in contacts)
            {
                contact.Display();
            }
        }
    }
}

class Program
{
    static void Main(string[] args)
    {
        Phonebook phonebook = new Phonebook();
        phonebook.AddContact("HiddenKesh", "357-323-112", "[email protected]");
        phonebook.AddContact("KaizerTiger", "777-777-777", "[email protected]");
        phonebook.AddContact("SoloCord", "212-478-098", "[email protected]");
        phonebook.AddContact("YingYang", "676-874-679", "[email protected]");
        phonebook.AddContact("PictureFolder", "345-100-094", "[email protected]");
        phonebook.DisplayContacts();
        phonebook.SearchContact("HiddenKesh");
        phonebook.DeleteContact("SoloCord");
        phonebook.DisplayContacts();
        phonebook.SearchContact("YingYang");
        phonebook.DeleteContact("PictureFolder");
        phonebook.SearchContact("BartholomewJohnsonIII");
    }
}