Use internal : Internal : Class C# Examples

The internal modifier declares that a member is known throughout all files in an assembly, but unknown outside that assembly.
The protected internal access level can be given only to class members.
A member declared with protected internal access is accessible within its own assembly or to derived types.





    
using  System;  
  
class  InternalTest  {  
    internal  int  x;  
}  
  
class  MainClass  {  
    public  static  void  Main()  {  
        InternalTest  ob  =  new  InternalTest();  
  
        ob.x  =  10;  //  can  access  --  in  same  file  
  
        Console.WriteLine("Here  is  ob.x:  "  +  ob.x);  
  
    }  
}