Classes

Classes are now here in JavaScript, up until now we have had many ways to ways to emulate this concept. For awhile now we have been emulating classes with the use of functions. The introduction of classes to the languages was met with a lot of opinions, some positive, most negative. Classes have been an important part of many languages, as they allow you a means to create blueprints for common elements in your program.

Class emulation in JavaScript

In JavaScript we can use functions and objects to emulate classes. Functions can be used to create constructors that, when used with the new keyword, can instantiate new objects.