The JavaScript Array Handbook – JS Array Methods Explained with Examples

In programming, an array is a collection of elements or items. Arrays store data as elements and retrieve them back when you need them.

The array data structure is widely used in all programming languages that support it.

In this handbook, I'll teach you all about arrays in JavaScript. You'll learn about complex data handling, destructuring, the most commonly used array methods, and more.

Why Did I Write this Handbook?

There are many great articles on JavaScript arrays already available around the internet. So why did I write yet another article on the same subject? What's the motivation?

Well, over the years of interacting with my mentees, I realized that most beginners need a tutorial that covers arrays thoroughly from beginning to end with examples.

So I decided to create such an article chock full of meaningful examples. If you are a beginner at JavaScript, I hope you'll find it very helpful.

But even as an experienced developer, this handbook may come in handy to help you brush up on things as you need. I'm also learning the whole thing again while writing about it. So let's dive in.