using System;

public class Program

{

    //snippet showing the behavior of 'new' vs 'override'

    public static void Main()

    {

        PepperoniPizzaFactory yum = new PepperoniPizzaFactory();        

        yum.MakePizza();

        MakePizzaHelper(yum);

​

        BaconPizzaFactory extraYum = new BaconPizzaFactory();

        extraYum.MakePizza();

        //this is the interesting line showing what happens when 'new' entirely hides a method. This is the line that 'breaks' expectations if you're unaware the method is new'ed

        MakePizzaHelper(extraYum);

​

    }

    public static void MakePizzaHelper(PizzaFactory pizza)

    {

        pizza.MakePizza();

    }

}

​

//Base class

public class PizzaFactory

{

    public virtual void MakePizza()

    {

        Console.WriteLine("Making pizza base");

    }

}

​

//Using override

public class PepperoniPizzaFactory : PizzaFactory

{

    public override void MakePizza()

    {

        base.MakePizza();

        Console.WriteLine("Adding pepperoni\n\n");

    }

}

​

//Using new

public class BaconPizzaFactory : PizzaFactory

{

    public new void MakePizza()

    {

        base.MakePizza();

        Console.WriteLine("Adding bacon\n\n");

    }

}

​