C#

jon_80 wrote:

How does this relate to my question?

GenericCustomer customer = new Nevermore60Customer("Arabel Jones");

public abstract class Car { ... }

public class BMW : Car { ... }

public class Junker : Car { ... }

public abstract class Car 
{
  public abstract bool IsDoorOpen { get; set; }
  public abstract void Gas();
  public abstract void Brakes();
}

public class BMW : Car {
  public bool IsDoorOpen { get { ... } set { ... } }
  public void Gas() { ... }
  public void Brakes() { ... }
  
  public void PlayMusic(Music m, MusicSettings s) { ... }
}

public class Valet
{
  public void ParkCar(Car c) { ... }
}


Valet v = new Valet();
BMW beamer = new BMW();
v.ParkCar(beamer);

Junker junk = new Junker();
v.ParkCar(junk);

Ian Shlasko wrote:

I probably should submit an article with this analogy

MicealG wrote:

Freedom is the right to say that 2+2=5 if this is so everything else will follow.