Book Image

React Key Concepts

By : Maximilian Schwarzmüller
Book Image

React Key Concepts

By: Maximilian Schwarzmüller

Overview of this book

As the most popular JavaScript library for building modern, interactive user interfaces, React is an in-demand framework that’ll bring real value to your career or next project. But like any technology, learning React can be tricky, and finding the right teacher can make things a whole lot easier. Maximilian Schwarzmüller is a bestselling instructor who has helped over two million students worldwide learn how to code, and his latest React video course (React — The Complete Guide) has over six hundred thousand students on Udemy. Max has written this quick-start reference to help you get to grips with the world of React programming. Simple explanations, relevant examples, and a clear, concise approach make this fast-paced guide the ideal resource for busy developers. This book distills the core concepts of React and draws together its key features with neat summaries, thus perfectly complementing other in-depth teaching resources. So, whether you've just finished Max’s React video course and are looking for a handy reference tool, or you've been using a variety of other learning materials and now need a single study guide to bring everything together, this is the ideal companion to support you through your next React projects. Plus, it's fully up to date for React 18, so you can be sure you’re ready to go with the latest version.
Table of Contents (16 chapters)

Apply What You Learned

Now that you know about effects, you can add even more exciting features to your React apps. Fetching data via HTTP upon rendering a component is just as easy as accessing browser storage when some state changes.

In the following section, you'll find an activity that allows you to practice working with effects and useEffect(). As always, you will need to employ some of the concepts covered in earlier chapters (such as working with state).

Activity 8.1: Building a Basic Blog

In this activity, you must add logic to an existing React app to render a list of blog post titles fetched from a backend web API and submit newly added blog posts to that same API. The backend API used is https://jsonplaceholder.typicode.com/, which is a dummy API that doesn't actually store any data you send to it. It will always return the same dummy data, but it's perfect for practicing sending HTTP requests.

As a bonus, you can also add logic to change the text...