JSFiddle - React, Tailwind, and code Playground

JavaScript

console.log("START");

window.addEventListener('storage',function(e){
   if(e.storageArea===sessionStorage){
     	console.log("storage was changed");
   } 
   // else, event is caused by an update to localStorage, ignore it
});

localStorage.setItem('itemsArray', "DSADAS");

console.log("end")