Chapter 2. Organizing Code

In this chapter, we'll look at how to organize JavaScript code into reusable, understandable chunks. The language doesn't lend itself well to this sort of modularization, but a number of methods of organizing JavaScript code have emerged over the years. This chapter will argue the need to break down code, and then work through the methods of creating JavaScript modules.

We will cover the following topics:

Global scope
Objects
Prototype inheritance
ECMAScript 6 classes

Chunks of code

The first thing anybody learns to program is the ubiquitous hello world application. This simple application prints some variation of "hello world" to the screen. Depending on who you ask, the phrase hello world dates back to the early 1970s where it is used to demonstrate the B programming language, or even to 1967 where it appears in a BCL programming guide. In such a simple application, there is no need to worry about the structure of code. Indeed in many...

Tech Concepts

Programming languages

Tech Tools

Unlimited access to the largest independent learning library in tech of over 8,000 expert-authored tech books and videos.

Innovative learning tools, including AI book assistants, code context explainers, and text-to-speech.

50+ new titles added per month and exclusive early access to books as they are being written.

Mastering JavaScript Design Patterns

By : Simon Timms

Mastering JavaScript Design Patterns

By: Simon Timms

Overview of this book

Chapter 2. Organizing Code

Chunks of code

Mastering JavaScript Design Patterns

By : Simon Timms

Mastering JavaScript Design Patterns

By: Simon Timms

Overview of this book

Chapter 2. Organizing Code

Chunks of code

Confirmation

Buy this book with your credits?

Submit Your Feedback

Create a Free Account To Continue Reading

Sign in to activate your 7-day free access