Object-oriented programming

Before diving into JavaScript, let's take a moment to review what people mean when they say "object-oriented", and what the main features of this programming style are. Here's a list of concepts that are most often used when talking about object-oriented programming (OOP):

  • Object, method, and property
  • Class
  • Encapsulation
  • Aggregation
  • Reusability/inheritance
  • Polymorphism

Let's take a closer look into each one of these concepts. If you're new to the object-oriented programming lingo, these concepts might sound too theoretical, and you might have trouble grasping them or remembering them from one reading. Don't worry, it does take a few tries, and the subject could be a little dry at a conceptual level. But, we'll look at plenty ...

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