Illustrates versioning : Class Inheritance « Class Interface « C# / C Sharp

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C# / C Sharp » Class Interface » Class InheritanceScreenshots 
Illustrates versioning
Illustrates versioning

/*
Mastering Visual C# .NET
by Jason Price, Mike Gunderloy

Publisher: Sybex;
ISBN: 0782129110
*/
/*
  Example7_5.cs illustrates versioning
*/

using System;


// declare the MotorVehicle class
class MotorVehicle
{

  // declare the fields
  public string make;
  public string model;

  // define a constructor
  public MotorVehicle(string make, string model)
  {
    this.make = make;
    this.model = model;
  }

  // define the Accelerate() method
  public virtual void Accelerate()
  {
    Console.WriteLine("In MotorVehicle Accelerate() method");
    Console.WriteLine(model + " accelerating");
  }

}


// declare the Car class (derived from MotorVehicle)
class Car : MotorVehicle
{

  // define a constructor
  public Car(string make, string model:
  base(make, model)
  {
    // do nothing
  }

  // define the Accelerate() method (uses the new keyword to
  // tell the compiler a new method is to be defined)
  public new void Accelerate()
  {
    Console.WriteLine("In Car Accelerate() method");
    Console.WriteLine(model + " accelerating");
  }

}


public class Example7_5
{

  public static void Main()
  {

    // create a Car object
    Console.WriteLine("Creating a Car object");
    Car myCar = new Car("Toyota""MR2");

    // call the Car object's Accelerate() method
    Console.WriteLine("Calling myCar.Accelerate()");
    myCar.Accelerate();

  }

}


           
       
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