private static void WithEventOnSomeCustomEvent(string s)
{
object obj = new ClassWithEvent();
Console.WriteLine("Event happens!, {0}", s);
Console.WriteLine($"{obj.GetType()}");
Console.ReadKey();
}
static void Main(string[] args)
{
ClassWithEvent withEvent = new ClassWithEvent();
withEvent.SomeCustomEvent += WithEventOnSomeCustomEvent;
object obj = new ClassWithEvent();
Console.WriteLine($"{obj.GetType()}");
Console.WriteLine(new StackTrace());
Console.ReadKey();
}