Here's what you need to know about object-oriented programming with classes, methods, objects, and interfaces, with examples in Java, Python, and TypeScript.

What does object-oriented programming ... These user-defined data types are called "classes," and one instance of a class is an "object." For example, ... Visual Basic.NET and Python are popular ...

Everything in Python is an object, or so the saying goes. If you want to create your own custom objects, with their own properties and methods, you use Python’s class object to make that happen.

According to the TIOBE Programming Community index, the following are the top 10 programming languages in June 2025. Python: ... C++: Very similar to C, with the addition of classes and objects.