Object-oriented programming(OOP) is a programming approach that is best suited for solving real world problems using computers. This is best suited programming approach that is used to implement the system that involves the objects which interact with one another. Compared to procedure-oriented programming approach, this approach concentrates more on data and keeps it safe from outside world. This is an important criterion that data must be always safe from outside world. The following document gives more details about OOP:
Introduction to OOP
