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React 16 Essentials

You're reading from   React 16 Essentials A fast-paced, hands-on guide to designing and building scalable and maintainable web apps with React 16

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Product type Paperback
Published in Nov 2017
Publisher
ISBN-13 9781787126046
Length 240 pages
Edition 2nd Edition
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Authors (3):
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Christopher Pitt Christopher Pitt
Author Profile Icon Christopher Pitt
Christopher Pitt
Artemij Fedosejev Artemij Fedosejev
Author Profile Icon Artemij Fedosejev
Artemij Fedosejev
Adam Boduch Adam Boduch
Author Profile Icon Adam Boduch
Adam Boduch
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Table of Contents (14) Chapters Close

Preface 1. What's New in React 16 FREE CHAPTER 2. Installing Powerful Tools for Your Project 3. Creating Your First React Element 4. Creating Your First React Component 5. Making Your React Components Reactive 6. Using Your React Components with Another Library 7. Updating Your React Components 8. Building Complex React Components 9. Testing Your React Application with Jest 10. Supercharging Your React Architecture with Flux 11. Preparing Your React Application for Painless Maintenance with Flux 12. Refining Your Flux Apps with Redux Index

Connecting components to an application state

So far, we have the reducer functions that handle creating a new application state, and the action creator functions that trigger our reducer functions. We still need to connect our React components to the Redux store. In this section, you'll learn how to use the connect() function to create a new version of your component that's connected to the Redux store.

Mapping state and action creators to props

The idea with Redux and React integration is that you tell Redux to wrap your component with a stateful component that has its state set when the Redux store changes. All we have to do is write a function that tells Redux how we want state values passed to our component as props. Additionally, we have to tell the component about any actions that it might want to dispatch.

Here is the general pattern that we'll follow when connecting components:

connect(
  mapStateToProps,
  mapDispatchToProps
)(Component);

Here's a breakdown of how...

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