Chapter 2: Exploring the Advanced Concepts of JavaScript

In this chapter, we will explore the advanced features of JavaScript, such as object-oriented programming. We will also study two types of objects that are widely used in JavaScript: arrays and strings. Finally, we will see how JavaScript allows you to trigger deferred processing, using so-called callback functions.

In this chapter, we’ll be covering the following topics:

  • Classes and objects
  • Arrays
  • Character strings
  • Multitasking
  • Using promises

All these topics are fundamental to building JavaScript applications. Let’s start now!

Technical requirements

You can find the code files for this chapter on GitHub at: https://github.com/PacktPublishing/JavaScript-from-Frontend-to-Backend/blob/main/Chapter%202.zip ...

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