Create an abstract base class with nothing but an Output() method. - CSharp Custom Type

CSharp examples for Custom Type:abstract

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Description

Create an abstract base class with nothing but an Output() method.

Demo Code

using System;/*  w  ww .  j a  v a  2s . co  m*/
abstract public class AbstractBaseClass
{
   abstract public void Output(string outputString);
}
public class SubClass1 : AbstractBaseClass
{
   override public void Output(string source) // Or "public override".
   {
      string s = source.ToUpper();
      Console.WriteLine("Call to SubClass1.Output() from within {0}", s);
   }
}
public class SubClass2 : AbstractBaseClass
{
   public override void Output(string source)  // Or "override public".
   {
      string s = source.ToLower();
      Console.WriteLine("Call to SubClass2.Output() from within {0}", s);
   }
}
class Program
{
   public static void Test(AbstractBaseClass ba)
   {
      ba.Output("Test");
   }
   public static void Main(string[] strings)
   {
      SubClass1 sc1 = new SubClass1();
      Test(sc1);
      SubClass2 sc2 = new SubClass2();
      Test(sc2);
   }
}

Result


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