React useMemo example with explanation
import React,{useMemo,useState} from “react”;import “./style.css”;export default function App() { const [state, setState] = useState(0); for(let
Mapping useEffect with lifecycle hook methods in React
componentDidMount useEffect(() => { // will run on every render }); useEffect(() => { //
Prevent child from re-rendering in React using React.memo
This is the parent component import React,{useEffect, useState} from ‘react’; import ‘./style.css’; import Child1 from
A tricky useEffect dependency
The following code returns 1. It is tricky but should be eye opener. export default