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- It is not in the scope of the class to which it has been declared as friend.
- Since it is not in the scope of the class, it cannot be called using the object of that class.
- It can be invoked like a normal function without the help of any object.
- member function, it cannot access the member names directly and has to use an object name and dot membership operator with each member name.
- It can be declared either in the public or the private part of a class without affecting its meaning.
- Usually, it has the objects as arguments.
Very informative article.Thank you author for posting this kind of article .
ReplyDeletehttp://www.wikitechy.com/view-article/friend-function-in-cpp-with-example-program-and-explanation
Both are really good,
Cheers,
Venkat
all those characteristic are from E.balagurusamy's book.
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