A Quick Guide to Get Started with JavaScript Classes

A Quick Guide to Get Started with JavaScript Classes

JavaScript classes are popular feature of JavaScript. This tutorial will help you learn what you should know so you can get started with JavaScript classes. You will learn about class constructor, properties and methods. You will also learn what public, static and private class fields are.

JavaScript classes are popular feature of JavaScript. This tutorial will help you learn what you should know so you can get started with JavaScript classes. You will learn about class constructor, properties and methods. You will also learn what public, static and private class fields are.

A quick introduction

Before we dive into how to get started with JavaScript classes, let’s quickly talk about few things. First, classes were added to JavaScript in ES6 specification (ECMAScript 2015). Second, they are not a new feature per se. Classes basically provide a different way to create objects and work with prototypes and inheritance.

This is also why many JavaScript developers call classes a syntactic sugar. They are correct. Classes are a syntactic sugar. Under the hood, you are still working with objects, prototypes and so on. The only real difference is in the syntax you are using. Another is that your code will not work in IE. Babel will help you fix this.

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