Use interface as reference : Object Reference : Class C# Examples

Use interface as reference

    
using  System;

interface  Interface1
{
      void  PrintOut(string  s);
}

class  MyClass  :  Interface1
{
      public  void  PrintOut(string  s)
      {
            Console.WriteLine("Calling  through:  {0}",  s);
      }
}

class  MainClass
{
      static  void  Main()
      {
            MyClass  mc  =  new  MyClass();                  
            mc.PrintOut("object.");                          

            Interface1  ifc  =  (Interface1)mc;        
            ifc.PrintOut("interface.");                  
      }
}
    
   
  
   

Calling through: object.
Calling through: interface.

Related in same category :
• Declare class fields and methods
• Declare a House object reference named myHouse
• Creating a House object and assigning its memory location to myHouse
• Assign values to the House object's fields using object renerence
• Display the field values using object reference
• Declare another House object reference and create another House object
• Change the object referenced by the myHouse object reference to the object referenced by yourHouse
• Reference type equals
• Reference equals
• Reference a static member function without using the class name
• Overridden Equals()
• Reference an object by interface and class
• Pass reference type variable without 'out' and 'ref'
• Reference one object by multiple interfaces