I created a card in reactJS for ecommerce app. Add to cart button and increment or decrement button also work here in same card. when I click increment button, they perform work accurately and increment number one by one. When…
I have initialized a state that is an object, and when I update it, my component does not re-render. I have checked in the console.log it is updating to the new value, but not rendering. Any idea why it is…
I have a client component in next js which uses useeffect to call an api, however its is calling twice at page load the api, i dont know why. here is the client component: 'use client'; import { useState, useEffect…
I recently learnt that React renders a snapshot of the UI before the set function is called to change the state and re-rendering is perform. The entire JSX works with the previous state. For example: import { useState } from…
Normally I try to use helper libraries like react-query to display and manipulate the data in an app, therefore minimising the usage of state. However right now I am working on an app which basically based on huge forms. I…
Stackblitz: https://stackblitz.com/~/github.com/techybolek/DUP-TESTCASE git: https://github.com/techybolek/DUP-TESTCASE This example is intended to be a testcase demonstrating a duplicate hook for the following scenario: The user types in a query and presses the Send button A new Conversation object is initialized and added to…
Lets say I have a parent component called and I create a useState in it called [value, setValue]. I pass the value and setValue to a child component through props. Please note that the function setState is not used in…
I'm trying to download objects, store them in an array and save a copy of that array in state. I'm also trying to display content from the state array. Here's the component with the irrelevant parts excluded: const UpdateProfile =…
I need to fetch all the user libraries from the backend and display them in a dropdown menu. I created a separate JS file to fetch the libraries from the backend, and then called that JS file in my main…
I've been working on a React component to fetch data from the GitHub API using useEffect. Here is my current implementation: import { useEffect, useState } from "react"; const url = "https://api.github.com/users/emmeiwhite"; const MultipleReturnsFetchData = () => { /** In…