In C++, a function contained within a class is called a.
In C++, a function contained within a class is called a Member function.
Member functions are operators and functions that are declared as members of a class. Member functions do not include operators and functions declared with the friend specifier. These are called friends of a class. We can declare a member function as static; this is called a static member function.
A member function of a class is a function that has its definition or its prototype within the class definition like any other variable. It operates on any object of the class of which it is a member, and has access to all the members of a class for that object.