C# Tutorial for Beginners 19 - Polymorphism in C#

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using System; namespace MyProject.Examples { public class Drawing { public virtual void Draw() { Console.WriteLine("This is just a generic drawing object."); } } public class Line : Drawing { public override void Draw() { Console.WriteLine("This is a Line."); } } public class Circle : Drawing { public override void Draw() { Console.WriteLine("This is a Circle."); } } public class Square : Drawing { public override void Draw() { Console.WriteLine("This is a Square."); } } class ExampleOne { public static void Main() { Drawing[] dObj = new Drawing[4]; dObj[0] = new Line(); dObj[1] = new Circle(); dObj[2] = new Square(); dObj[3] = new Drawing(); foreach (Drawing draw in dObj) { draw.Draw(); } Console.ReadKey(); } } }

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