What Is Encapsulation In Object Oriented Programming. Hi, when generally speaking about object oriented programming, encapsulation could be defined as hiding the inner mechanics of how data is accessed and modified. This encapsulation pertains equally to data and behavior.

The best example of encapsulation could be a calculator. Data encapsulation is the most important concept to grasp when programming with objects. Encapsulation is used to hide the values or state of a structured data object inside a class, preventing direct access to them by clients in a way that could expose hidden.