C#EventDriven_Program_2а

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace EventDrive2a
{
    class Program
    {
        static void Main(string[] args)
        {
            Human person1 = new Human("Stoyan", 50);
            person1.Introduced += delegate(object sender, EventArgs e) { Console.WriteLine("I am a delegate and event handler"); };
            person1.Introduced += delegate(object sender, EventArgs e) { Console.WriteLine("I am a second event handler!"); };
            person1.Introduced += person1_Introduced;
            person1.Introduced += (object sender, EventArgs e) => Console.WriteLine("I am a lambda");
/* example for closure!!!
            int age = 54; // it is going to be used as a "free variable" in an anonymous function.

            // closure!!!!!!! anonymous function with "free variable"
            person1.OnIntroduce = delegate() { Console.WriteLine("I am a delegate and event handler {0}", age); };
            person1.IntroduceYourSelf();

            // or
            // closure!!!!!!! anonymous function with free variable
            // closure!!!!!!! anonymous function with free variable
            person1.Introduced += delegate(object sender, EventArgs e) { Human human = (Human)sender; Console.WriteLine("I am a delgate and event handler {0}", (human.Age > age) ? "Old" : "Young"); };

            // lambda expression
            person1.Introduced += (object sender, EventArgs e) => {Human human = (Human)sender; Console.WriteLine("I am a lambda closure {0}", (human.Age > age) ? "Old" : "Young");};

*/
            Time myTime = new Time();
            // myTime.Tick += delegate(object sender, EventArgs e) { Console.WriteLine("The current time is {0}", DateTime.Now); };
            myTime.Tick += delegate(object sender, TickEventArgs e) { Console.WriteLine("The current time is {0}", e.TimeNow); };
            myTime.Start();

        }

        private static void person1_Introduced(object sender, EventArgs e)
        {
            Console.WriteLine("I am a static event handler!");
        }
    }
}