Friend Class in C++ with example

Friend class is basically used to access the private information of another class.

Example:

#include<iostream.h>

#include<conio.h>

Class employee

               {

                              private:

                              int id;

                              char name[20];

                              public:

                              void getdata();

                              friend class manager;

               };

void employee :: getdata()

{

cout<<”Enter the employee id & name =”;

cin>>id>>name;    

}

class manager

{

public:

void put (employee t);

};

void manager :: put (employee t)

{

   cout<<” Employee Id = ”<<t.id;

               cout<<” Employee Name = ”<<t.name;

}

void main()

{

   clrscr();

               employee e;

               manager m;

               e.getdata();

               m.put(e);

               getch();

}