//Visual Basic 2010 Containment Object Oriented Programming
public class Person {
    private string m_Name;
    private Address m_Address;
    public virtual string Name {
        get {
            Name = this.m_Name;
        }
        set {
            this.m_Name = value;
        }
    }
    public virtual Address Address {
        get {
            Address = this.m_Address;
        }
        set {
            this.m_Address = value;
        }
    }
}
public class Address {
    private string m_Street;
    private string m_Number;
    private string m_ZipCode;
    private string m_City;
    public virtual string Street {
        get {
            Street = this.m_Street;
        }
        set {
            this.m_Street = value;
        }
    }
    public virtual string Number {
        get {
            Number = this.m_Number;
        }
        set {
            this.m_Number = value;
        }
    }
    public virtual string ZipCode {
        get {
            ZipCode = this.m_ZipCode;
        }
        set {
            this.m_ZipCode = value;
        }
    }
    public virtual string City {
        get {
            City = this.m_City;
        }
        set {
            this.m_City = value;
        }
    }
}
public class Client1 {
    void Main() {
        Address address1 = new Address();
        address1.Street = "Royal Avenue";
        address1.Number = "10";
        address1.ZipCode = "90210";
        address1.City = "Beverly Hills";
        Person person1 = new Person();
        person1.Name = "John";
        person1.Address = address1;
        this.Print(person1);
        Console.ReadLine();
    }
    void Print(Person person) {
        Console.WriteLine(person.Name);
        if ((person.Address != null)) {
            Console.WriteLine(((Number + ", ") 
                            + Street));
            Console.WriteLine(((City + " ") 
                            + ZipCode));
        }
    }
}
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