static void Polymorphism() // Олон хэлбэрт байдал
{
// virtual, override
Animal myAnimal = new Animal(); // Create a Animal object
Animal myPig = new Pig(); // Create a Pig object
Animal myDog = new Dog(); // Create a Dog object
myAnimal.AnimalSound();
myPig.AnimalSound();
myDog.AnimalSound();
}
static void Main(string[] args)
{
Pig myPig = new Pig(); // Create a Pig object
myPig.animalSound();
}