C# |仮想メソッド

public class BaseClass
{
    public virtual void MyVirtualMethod()
    {
        // Base class implementation
    }
}

public class DerivedClass : BaseClass
{
    public override void MyVirtualMethod()
    {
        // Derived class implementation
    }
}

using System;

public class Animal
{
    public virtual void MakeSound()
    {
        Console.WriteLine("Animal makes a generic sound");
    }
}

public class Dog : Animal
{
    public override void MakeSound()
    {
        Console.WriteLine("Dog barks");
    }
}

public class Cat : Animal
{
    public override void MakeSound()
    {
        Console.WriteLine("Cat meows");
    }
}

class Program
{
    static void Main()
    {
        Animal myDog = new Dog();
        Animal myCat = new Cat();

        myDog.MakeSound();  // Output: Dog barks
        myCat.MakeSound();  // Output: Cat meows
    }
}