I want to push an 2d array into the end of a state. But somehow, when i log the state every time it changes with a useEffect, i replaces every existing array wi
There are n items the user can vote on. There are two React states: votes is an array of the user's votes on every item. const [votes, setVotes] = useState({});
I'm new to React and in the assignment I'm working on, I have to show data in a AG Grid table. For that this is how I'm initializing rowData inside useState(),
this code must increase the "count" value gradually from 0 to 600. And each time the "count" value changes it must be logged into the console. But instead, I ge
const [title,setTitle] = useState(""); const titleHandler=e => { setTitle(e.target.value) console.log(title) } Why does this code log
Why does React show duplicate console.log? I found that to remove StrictMode from index.js. but there was no such problem before and why did I remove StrictMode
I have a problem and I do not undersatnd why the hook return undefined : import React, { useEffect, useState } from 'react'; function App(){ const [globa
Right Side i have list items on left i have picture area i want to change image accordingly when ever i hover list item
import React, { useState} from "react"; import ReactDOM from "react-dom"; function App() { const [count, setCount] = useState(0); function handleAlertCli
This is a component that render data from firebase storage and make it listed. What the function has to do is set the videos extracted from firebase storage to
Like the title says, the localStorage I set registers the changes made to the todoList array and JSON.stringifys it; however, whenever I refresh the page the ar
I'm trying to make a memory match game using reactjs. I have my components and other files in src folder. index.html,style.css and image folder(img, with all im
I'm building out a form with React, and I want to store the form fields in an object with nested data like this: { name: "Test User", email: "[email protected]
I have components in my React App, with more than 20 rows with: useState() Is that the correct way or to assign them in a object, is there so
So I've run into this weird issue i cannot resolve. My client code was working fine until today. Without any updates to the packages or to the code related to a
I am trying to get to grips with the React hook useState. At the moment I am unable to update the state of my errors object, a little unsure of where I am going
const [text, setText] = useState(''); const handleTextChange = (e) => { setText(e.target.value); } // Inside a form <input onChange={handleTextChange
What I'm attempting to create is a React component which conditionally renders when the value of the prop boxToggle is true, and also returns null when the user
In react, I have a component that takes in 2 destructured parameters. One of them is an array called points. However, when attempting to call the Math.max(...po