JSFiddle - React, Tailwind, and code Playground

by Michel Plungjan

HTML

<input type="text" 
onkeyup="handleEvent(event)" />
<input type="text" id="companynamefield" /><br />
<div id="comapnynameshow"></div>

JavaScript

function handleEvent(myEvent) {
     myEvent = myEvent || window.event;
     var FirstTextbox = myEvent.srcElement || myEvent.target;
     var SecondTextbox = document.getElementById("companynamefield");
     SecondTextbox.value = FirstTextbox.value;
     document.getElementById("comapnynameshow").innerHTML =FirstTextbox.value;
   }