JSFiddle - React, Tailwind, and code Playground

by sivarajanr

HTML

<h1>Without Knockout</h1>
<p>First name: <input id="firstName" value="123" /></p>
<p>Last name: <input id="lastName" /></p>
<h2>Hello, <span id="fullName"> </span>!</h2>

JavaScript

document.getElementById('firstName').value = 'Sivarajan';
document.getElementById('lastName').value = 'raju';

//for fullname

document.getElementById('fullName').innerText 
        = document.getElementById('firstName').value + " " + document.getElementById('lastName').value;