Change the object referenced by the myHouse object reference to the object referenced by yourHouse : Object Reference « Class « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Class
3. Object Reference

class House
{
  public string make;
  public string model;
  public string color;
  public int yearBuilt;

  public void Start()
  {
    System.Console.WriteLine(model + " started");
  }

  public void Stop()
  {
    System.Console.WriteLine(model + " stopped");
  }

}

class MainClass
{

  public static void Main()
  {
    
    House myHouse;

    myHouse = new House();

    myHouse.Start();
    myHouse.Stop();

    
    House yourHouse = new House();
    yourHouse.make = "AAA";
    yourHouse.model = "VVV";
    yourHouse.color = "red";
    yourHouse.yearBuilt = 2000;
    System.Console.WriteLine("yourHouse is a " + yourHouse.model);

    
    System.Console.WriteLine("Assigning yourHouse to myHouse");
    myHouse = yourHouse;
    System.Console.WriteLine("myHouse details:");
    System.Console.WriteLine("myHouse.make = " + myHouse.make);
    System.Console.WriteLine("myHouse.model = " + myHouse.model);
    System.Console.WriteLine("myHouse.color = " + myHouse.color);
    System.Console.WriteLine("myHouse.yearBuilt = " + myHouse.yearBuilt);

  }
}

started
 stopped
yourHouse is a VVV
Assigning yourHouse to myHouse
myHouse details:
myHouse.make = AAA
myHouse.model = VVV
myHouse.color = red
myHouse.yearBuilt = 2000