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What is Class and Object ?

Define Class :

A class is basically a logical entity and mainly a collection of objects.

A class is a structured data type in a C++, which is a collection of variables and functions. and the variable and function are class members of the class.

Define Object :

The fundamental idea behind object oriented approach is to combine both data and function into a single unit and these units are called objects.

An Object can be defined as an entity that has a state and behavior, any type of things exists physically in the world is called an object. It can represent as , Computer, books, animals etc.

Member Function of class :when the function inside the class is called Member function.

Non-Member Function of class :Those type of function was not define or declared inside a class are called non-member function.

Classification of members of a class.

  • Private member
  • Public member
  • Protected member