React forms present a unique challenge because you can either allow the browser to handle most of the form elements and collect data throughReact change events, or you can use React to fully control the element by setting and updating the input value directly. The first approach is called anu...
When working with text inputs, be sure to use an empty string ('') as the initial state: Copy to clipboard // 🚫 Incorrect: const [name, setName] = React.useState(); // ✅ Correct: const [name, setName] = React.useState(''); Why is this necessary? When I first learned abo...
That being said,a good React formcan be a real thing of beauty. It’s one of the few places in our application where we get to have a conversation with our users—where it’s not just a one-way street of us serving them content. It’s a chance for us to build trust, learn abou...
React’s guide on Refs and the DOM. The guide uses class components but you can translate it pretty easily to functional components and useRef instead! Related Posts: When should you use the useLayoutEffect hook in React? Build Validation With Yup And React Hook Forms ✔ Better Forms With...
Styled components are “visual primitives for components”, and their goal is to give us a flexible way to style components. The result is a tight coupling between components and their styles. While the component-driven approach has ushered in a new fron
Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.
useEffect React hook, how to use Find out what the useEffect React hook is useful for, and how to work with it!Check out my React hooks introduction first, if you’re new to them.One React hook I use a lot is useEffect.import React, { useEffect } from 'react'...
How to use Redux Toolkit to simplify Redux app development What is Redux? Redux is a state container for JavaScript applications. Normally with React, you manage state at a component level, and pass state around via props. With Redux, the entire state of your application is managed in one ...
constAppContext=React.createContext({foo:'bar'}); This AppContext object is what should be passed as an argument into theuseContextHook. Like this: constcontext=useContext(AppContext); What We’re Building Let’s learn how we can use theuseContextHook in React to help us build a simple Sp...
Before you start learning React, you need a solid foundation in several web technologies. React itself is a JavaScript library. So, you will benefit from understanding JavaScript fundamentals to use it effectively. This includes things like functions, objects, arrays, DOM manipulation, and ES6 synta...