Question

Which is used to define the member of class externally in c++?

Answer 1

Scope resolution operator is used.
or using Friend Function .

Answer 2

The Scope resolution operator can be used or the using Friend Function can be used in order to define the members of a class externally.

While using a formal, the icon of Double collan such as ::is used to define the member of the class externally in c++.

It must be noted that c++ is a software programming language which uses codes. So this is also a code.