Question

wt mean by Friend funtction in c++ ?Explain it?

Answer 1

If a function is declared has friend in c++ then the function and its members can be accessed by any class in a program.

Answer 2

A friend function is used for accessing the non-public members of a class. A class can allow non-member functions and other classes to access its own private data, by making them friends. Thus, a friend function is an ordinary function or a member of another class.