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What Is React?

by Peter Kellner

This course will teach you what React is and help you understand why React is the number one JavaScript library for building JavaScript apps in a browser.

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What you'll learn

React is the number one JavaScript library for building JavaScript apps in a browser. In this course, What Is React?, you’ll learn all about the component-based nature of React and how that translates into highly performant and easy to use web applications. First, you’ll explore the nature of React and how it addresses building component-based web apps. Next, you’ll discover how React is based on a virtual DOM that efficiently maintains an application's user interface to mirror that virtual DOM. Finally, you’ll learn how React uses the powerful JSX syntax to represent components and the actual UI of a running web app. When you’re finished with this course, you’ll have an excellent understanding of why React is the most popular JavaScript library for building web apps, as well as what it takes to build a React app.

Table of contents

Course Overview
1min
Introduction to React
23mins
React Architecture Explained
39mins
How React Works with the Browser
18mins

About the author

Peter Kellner

Peter is an independent software consultant, specializing in .NET development from 1985 through 2001, as well as an MVP since 2006. He was founder and president of Tufden Inc, where he successfully delivered systems for clinic scheduling, insurance company management and medical claim processing. His solutions included delivering a turnkey medical office management system to over 500 customers nationwide. His passion for the computer dates back to elementary school when he joined his first compu... more

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