Using classes
So far, we created objects using two mechanisms: the literal notation and the constructor. These mechanisms let us create objects with a simple approach, without too many formalities.
However, most developers are used to creating objects from the class construct. In fact, many Object-Oriented languages let the developer define classes and create objects as an instance of those classes.
The ECMAScript 2015 (also known as ECMAScript 6 or ES6) specifications introduce the class construct in JavaScript too. However, this construct has nothing to do with the classes of the traditional Object-Oriented Programming paradigm.
While in other languages, such as Java or C#, a class is an abstract description of the structure of an object, in JavaScript ...
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