8 Modern JavaScript Concepts You MUST Know Before Learning React

In today’s video, we are looking at 8 JavaScript concepts that you must know before learning React. Many developers, when they first start learning React, get confused on some of the new syntax that they haven’t seen before in vanilla JavaScript. Concepts like arrow functions, map(), filter(), module exports, and many others can often make React seem like a completely different type of JavaScript. But it’s not. Much of it is just ES6 JavaScript. In this video, I’ll go over 8 JavaScript concepts, explain how it works, and even give an example within React for context. Whether you are planning to learn JavaScript, tried to learn JavaScript and got confused, or you are just a developer looking for a refresher, I think you’ll have a lot of fun. RESOURCES 20 Minute Methods Ebook - Timestamps Intro - 0:00 Arrow Functions - 1:18 Module Exports - 2:41 Destructuring - 4:53 Spread Operator - 8:35 Nullish Coalescing Operator - 13:36 Map method - 15:36 Filter method - 18:35 Sets - 19:50