What are actually members of a class in terms of simple understanding?

Answer 1

Members of a class are simply functions . they have their definition, prototype n perform actions and they also return values ... and operate on any object of the class and also has an access to all the others members of a class for that object ...

Answer 2

a class generally contains functions(or methods) and attributes (or behaviors).

a dog and bird both belong to the animal class, a dog has teeth, a bird has a beak, these could be considered attributes.

"fly" may be a function that only a bird can do.

Answer 3

class contains :-
1) member variables as identifiers
2) attributes as character
3)behaviours as function