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You're reading from  React 18 Design Patterns and Best Practices - Fourth Edition

Product typeBook
Published inJul 2023
Reading LevelExpert
PublisherPackt
ISBN-139781803233109
Edition4th Edition
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Author (1)
Carlos Santana Roldán
Carlos Santana Roldán
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Carlos Santana Roldán

Carlos Santana Roldán is a senior web developer with more than 15 years of experience. Currently, he is working as a Principal Engineer at APM Music. He is the founder of JS Education, where he teaches people web technologies such as React, Node.js, JavaScript, and TypeScript.
Read more about Carlos Santana Roldán

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Understanding and implementing forms

In this section, we are going to learn how to implement forms with React. As soon as we start building a real application with React, we need to interact with the users. If we want to ask for information from our users within the browser, forms are the most common solution. Due to the way the library works and its declarative nature, dealing with input fields and other form elements is non-trivial with React, but as soon as we understand its logic, it will become clear. In the next sections, we are going to learn how to use uncontrolled and controlled components.

Uncontrolled components

Uncontrolled components are like regular HTML form inputs for which you will not be able to manage the value yourself but instead, the DOM will take care of handling the value and you can get this value by using a React ref. Let’s start with a basic example—displaying a form with an input field and a Submit button.

The code is pretty straightforward...

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React 18 Design Patterns and Best Practices - Fourth Edition
Published in: Jul 2023Publisher: PacktISBN-13: 9781803233109

Author (1)

author image
Carlos Santana Roldán

Carlos Santana Roldán is a senior web developer with more than 15 years of experience. Currently, he is working as a Principal Engineer at APM Music. He is the founder of JS Education, where he teaches people web technologies such as React, Node.js, JavaScript, and TypeScript.
Read more about Carlos Santana Roldán