static void Main(string[] args)
{
var p = new Person {Name = "John", Age = 33};
var p2 = new Person {Name = "Sally", Age = 35};
var p3 = new Person {Name= "Adam", Age = 0};
//p.SayHello(p2);
p3.AddAge(p,p2);
Console.ReadLine();
}
public static void SayHello(this Person person, Person person2)
{
Console.WriteLine("{0} says hello to {1}",person.Name, person2.Name);
}
public static void AddAge(this Person person3, Person person,Person person2)
{
Console.WriteLine(person3.Age + person.Age + person2.Age);
return;
}
