What is a friend function in C++?

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Sadiq

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A friend function is a function that isn't a member of a class but has access to the class's private and protected members. Friend functions aren't considered class members; they're normal external functions that are given special access privileges.
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A friend function is a function that isn't a member of a class but has access to the class's private and protected members. Friend functions aren't considered class members; they're normal external functions that are given special access privileges.
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A friend function is a function that isn't a member of a class but has access to the class's private and protected members. Friend functions aren't considered class members; they're normal external functions that are given special access privileges.
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