I have a component with some internal state that is not being propagated throughout the application just on certain events. const FunComponent = (initialDescription, onSave) => { const [description, setDescription] = useState('initialDescription'); const handleDescriptionSave = () => { onSave(description); }…
I am trying to achieve the following using React. The moment user will start typing in the input box below, a modal will appear and user will continue to type there without clicking on the Modal's input box Once user…
If a component is rendered. I want to open a new tab. (window.open(url, "_blank")?.focus();) But (during development) this tab is opened twice because of the React.StrictMode. How can I prevent this from being called multiple times without disabling the StrictMode?…
I am trying to do a multistep form, with a final form summarizing information that the user wrote in previous steps before they can submit. But when I write into inputs, it doesn't display anything even if the console returns…
Sorry the title is not clear. I use React and Redux-toolkit. I immediately referenced the updated value in the useState set function, but I get the value before the update. I know that useState updates are not performed immediately. 1.What…
I am fairly new to React Native and I am struggling to get a child view to update/re-render when it should. The code is pasted below. UserProfile contains a tab bar with Posts, Diet, Workouts, and Gallery. UserProfileGalleryView contains an…
So, I am wondering if this makes sense at all. I am trying to cache the data/users when the data is fetched with Axios, but make this useEffect run only when cachedUsers.length has no length. Does this have any propose…
import "./App.css"; import React, { useState, useEffect } from "react"; import Header from "../components/Header"; import AddContact from "../components/AddContact"; import ContactList from "../components/ContactList"; function App() { const LOCAL_STORAGE_KEY = "contacts"; const [contacts, setContacts] = useState([]); const addContactHandler = (contact) => {…
I am new to react , for learning i created a simple incrementor , i used object as input instead of simple string or number , whenever i clicked increment , it render the component due to change in value…
I came accross this code const [count, setCount] = useState(0); useEffect(() => { const timerId = setTimeout(() => setCount(count + 1), 1000); return () => setTimeout(timerId); }); I know useEffect syntax as useEffect(() => { something...which is executed }); but…