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React and React Native

You're reading from   React and React Native Build cross-platform JavaScript and TypeScript apps for the web, desktop, and mobile

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Product type Paperback
Published in Apr 2024
Publisher Packt
ISBN-13 9781805127307
Length 508 pages
Edition 5th Edition
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Authors (3):
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Adam Boduch Adam Boduch
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Adam Boduch
Mikhail Sakhniuk Mikhail Sakhniuk
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Mikhail Sakhniuk
Roy Derks Roy Derks
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Roy Derks
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Toc

Table of Contents (33) Chapters Close

Preface 1. Part I: React
2. Why React? FREE CHAPTER 3. Rendering with JSX 4. Understanding React Components and Hooks 5. Event Handling in the React Way 6. Crafting Reusable Components 7. Type-Checking and Validation with TypeScript 8. Handling Navigation with Routes 9. Code Splitting Using Lazy Components and Suspense 10. User Interface Framework Components 11. High-Performance State Updates 12. Fetching Data from a Server 13. State Management in React 14. Server-Side Rendering 15. Unit Testing in React 16. Part II: React Native
17. Why React Native? 18. React Native under the Hood 19. Kick-Starting React Native Projects 20. Building Responsive Layouts with Flexbox 21. Navigating Between Screens 22. Rendering Item Lists 23. Geolocation and Maps 24. Collecting User Input 25. Responding to User Gestures 26. Showing Progress 27. Displaying Modal Screens 28. Using Animations 29. Controlling Image Display 30. Going Offline 31. Other Books You May Enjoy
32. Index

Event Handling in the React Way

The focus of this chapter is event handling. React has a unique approach to handling events: declaring event handlers in JSX. We’ll get things started by looking at how event handlers for particular elements are declared in JSX. Then, we’ll explore inline and higher-order event handler functions.

Afterward, you’ll learn how React maps event handlers to DOM elements under the hood. Finally, you’ll learn about the synthetic events that React passes to event handler functions and how they’re pooled for performance purposes. Once you’ve completed this chapter, you’ll be comfortable implementing event handlers in your React components. At that point, your applications come to life for your users because they are then able to interact with them.

The following topics are covered in this chapter:

  • Declaring event handlers
  • Declaring inline event handlers
  • Binding handlers to elements...
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