Category: JavaScript

Jest is a JavaScript testing framework maintained by Meta. It works with Bable, TypeScript, Node.js, React, and more. In this case, we’re going to set up Jest and test a…

The DOM is like a tree of elements. For example, you have some nodes that are nested inside each other, and they kind of branch off. A node nested inside…

There are 12 different node types and each node may or may not have its own children of different node types. Node types can be thought of as communication protocols…

You can think of The Document Object Model (DOM) as a tree with branches of nodes. The DOM is what the browser creates to display the content on your screen.…

Today we’re taking a look at some useful array and object methods for JavaScript. Throughout this entire post, we’re going to be using this object named books of, you guessed…

By default, JavaScript has a sort function that takes the form of yourArrayName.sort( ) built-in, but to sort JavaScript arrays ascending and descending, you need a custom compare function to…