private static void Extensions() { var p = new People() {Name = "Peniel", Age = 3}; p.SayHello(); var p2 = new People() {Name = "Penelope", Age = 25}; p.SayHello(p2); }
public static void SayHello(this People person, People person2) { Console.WriteLine($"{person.Name} says Hello to {person2.Name}"); }