Friend function: Difference between revisions

Revision as of 17:00, 29 May 2017

Revision as of 06:37, 7 July 2017

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This approach may be used in friendly function when a function needs to access private data in objects from two different classes.

This may be accomplished in two similar ways

*a function of global or [[namespace]] scope may be declared as friend of both classesclas may be declared as friend of another one.

*a member function of one class may be declared as friend of another one.

<source lang=Cpp>

#include <iostream>