

Yes! You can include any valid JavaScript code within your React applications. Can I use JavaScript in React applications? In other words, while JavaScript was used to create React, they were created for very different purposes. JavaScript is a 20+ year old language which was created for adding small bits of behavior to the browser through scripts and was not designed for creating complete applications. React was written in JavaScript, which was built from the ground up for the express purpose of building web applications and gives us tools to do so. If React was made in JavaScript, why don't we just use JavaScript? How do I learn all of these JavaScript skills? Check out the comprehensive guide to learn all of the JavaScript you need for React. The most basic JavaScript concepts you should be familiar with are variables, basic data types, conditionals, array methods, functions, and ES modules. In other words, you do need to have a basic understanding of JavaScript to become a solid React programmer? React is a library, made in JavaScript and which we code in JavaScript, to build great applications that run on the web.

React is officially defined as a "JavaScript library for creating user interfaces," but what does that really mean? There's a ton of great stuff to cover, so let's get started.

On the train, at your desk, standing in line.

Read this massive guide wherever suits you best.Tons of copyable code snippets for easy reuse.Quick reference guide to review however and whenever.Here are some quick wins from grabbing the downloadable version: I created this resource to give you the most complete and beginner-friendly path to learn React from the ground up.īy the end you will have a thorough understanding of tons of essential React concepts, including:ĭownload the cheatsheet in PDF format here (it takes 5 seconds). It's designed to teach you all the core React concepts that you need to know to start building React applications in 2021. Welcome to the React for Beginners guide.
