Question

What do you mean by friend function discuss with example​

Answer 1

Answer:

a ʄʀɨɛռɖ ʄʊռċtɨօռ ɨs a ʄʊռċtɨօռ tɦat ɨs sքɛċɨʄɨɛɖ օʊtsɨɖɛ a ċʟass ɮʊt ɦas tɦɛ aɮɨʟɨtʏ tօ aċċɛss tɦɛ ċʟass ʍɛʍɮɛʀs' քʀօtɛċtɛɖ aռɖ քʀɨʋatɛ ɖata. a ʄʀɨɛռɖ ċaռ ɮɛ a ʍɛʍɮɛʀ's ʄʊռċtɨօռ, ʄʊռċtɨօռ tɛʍքʟatɛ, օʀ ʄʊռċtɨօռ, օʀ a ċʟass օʀ ċʟass tɛʍքʟatɛ, ɨռ աɦɨċɦ ċasɛ tɦɛ ɛռtɨʀɛ ċʟass aռɖ aʟʟ օʄ ɨts ʍɛʍɮɛʀs aʀɛ ʄʀɨɛռɖs.

Explanation:

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Answer 2

Answer:

A friend function is a function that is specified outside a class but has the ability to access the class members' protected and private data. A friend can be a member's function, function template, or function, or a class or class template, in which case the entire class and all of its members are friends