Thursday, July 3, 2014

C# Tutorial for Beginners 17 - Class Inheritance in C#

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using System;
namespace MyProject.Examples
{
class Polygon {
public Polygon()
{
Console.WriteLine("We are in Base class");
}
public int width, height;
public void setVlues(int a, int b)
{
this.width=a;
this.height=b;
}
}

class Rectangle : Polygon
{
public Rectangle()
{
Console.WriteLine("We are in Derived Rectaange class");
}
public int area() {
return width * height;
}
}
class Triangle : Polygon
{
public int area()
{
return width * height/2;
}
}
class ExampleOne
{
public static void Main()
{
Rectangle rect = new Rectangle();
Triangle trig = new Triangle();
rect.setVlues(10,20);
trig.setVlues(30,20);

Console.WriteLine("Rectangle area = {0}", rect.area());
Console.WriteLine("Triangle area = {0}", trig.area());
Console.ReadKey();
}
}
}




































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