Object-oriented programming (OOP) is a way of thinking about and organizing code for maximum reusability. With this type of programming, a program comprises objects that can interact with the user, other objects, or other programs. This makes programs more efficient and easier to understand. Three of the top five most popular programming languages worldwide in 2022 follow OOP principles. You can learn more about object-oriented programming languages and whether or not they're right for you in the following article.