what are friend function ??
how are they different from any ohter functions
What are friend function?
which thing is not clear in friend function??
there must be a video in your course
Have you watch that video?
you can also read it from here
no, there is no video in any respect of friend function
yes there are no video regarding this
so is it not necessary or not important to learn ??
Not necessary because nowdays we prefer make functions outside class
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