naveennagan

function NewYorkExchange(props) {
  const stockValue = useStockHandler({id:"NewYork"});

  return (
    <p> The current stock value is {stockValue}</p>
  );
}

naveennagan

import React, { useState } from 'react';

function Home() {
  const [count, setCount] = useState(0);
  return (
    <div>
      <p>You visited {count} times</p>
      <button onClick={() => setCount(count + 1)}>
         Visit
      </button>

naveennagan

import React,{Component} from 'react';
function fetchFromApi(){
    //APi call
}
class NewYorkStock extends Component{
    constructor(props){
        this.state={
            name:'NewYork'
        }
    }

naveennagan

var asyncTask1=()=>{
   return new Promise((resolve,reject)=>{
       setTimeout(()=>{
           resolve({message:"Done the AsyncTask 1 "});
       },100);
   })
}
var asyncTask2=()=>{
   return new Promise((resolve,reject)=>{
       setTimeout(()=>{