Becoming popular in the early 1990s and the norm today, object-oriented programming (OOP) languages, such as C++ and Java, provide a formal set of rules for creating and managing objects.

C++ is a general purpose, object-oriented programming language that can be used to develop operating systems, games, graphical user interfaces, back end, and high-performance systems and applications.

Here's what you need to know about object-oriented programming with classes ... that use objects—including Java, Python, and C++—support classes with a similar syntax. (JavaScript also ...