C#

using System;
class Example {
	static void Main() {
		Base b = new Derived();
		b.Test();
	}
}
class Base {
	protected delegate void D();
	protected virtual void One() {Console.WriteLine("Base.One");}
	protected void Two() {Console.WriteLine("Base.Two");}
	public void Test() {
		D[] methods = {new D(One), new D(Two)};
		foreach(D method in methods) method();
	}
}
class Derived : Base {
	protected override void One() {Console.WriteLine("Derived.One");}
	protected new void Two() {Console.WriteLine("Derived.Two");}
}