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  1. using System;
  2. using System.Collections.Generic;
  3.  
  4. namespace Polymorphism
  5. {
  6.     class Program
  7.     {
  8.  
  9.         public class Car
  10.         {
  11.             public string Drive()
  12.             {
  13.                 return "Wrrrr!";
  14.             }
  15.         }
  16.  
  17.         public class Dog 
  18.         {
  19.             public string Talk()
  20.             {
  21.                 return "Woof";
  22.             }
  23.         }
  24.  
  25.         static void Main()
  26.         {
  27.             var car = new Car();
  28.             var dog = new Dog();
  29.  
  30. 	List<object> list = new List<object>();
  31. 	list.Add(car);
  32. 	list.Add(dog);
  33.  
  34. 	foreach (object o in list)
  35. 	{
  36. 		if (o is Car) 
  37. 			Console.WriteLine((o as Car).Drive());
  38. 		else
  39. 			Console.WriteLine((o as Dog).Talk());
  40. 	}
  41.  
  42.         }
  43.     }
  44. }
Success #stdin #stdout 0.04s 36880KB
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Standard input is empty
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Wrrrr!
Woof
https://ideone.com/Ft3Jv
language:
C# (gmcs 5.20.1)
created:
13 years ago
visibility:
public

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