using System;

using System.Collections.Generic;

​

public class TaskObject

{

    public int IdTask { get; set; }

    public string NameTask { get; set; }

    public string DescriptionTask { get; set; }

}

public class Program

{

    public static void Main()

    {

        List<TaskObject> tasks = new List<TaskObject>();

        TaskObject[] listTask;

        tasks.Add(new TaskObject { 

            IdTask = 1,

            NameTask = "Task",

            DescriptionTask = "Description"

        });

        listTask = tasks.ToArray(); 

        Console.WriteLine("Ementos en array = {0}", listTask.Length);

        Console.WriteLine("Ementos en lista = {0}", tasks.Count);

        tasks.Add(new TaskObject { 

            IdTask = 2,

            NameTask = "Task 2",

            DescriptionTask = "Description 2"

        });

        listTask = tasks.ToArray(); 

        Console.WriteLine("Ementos en array = {0}", listTask.Length);

        Console.WriteLine("Ementos en lista = {0}", tasks.Count);

    }

}