JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" id="codeBox" />
<div id='preview'></div>

JavaScript

try
{
$('#codeBox').keyup(function() {
  var keyed = $('#codeBox').val();
    keyed = keyed.replace(/</g, "&lt;")
    keyed = keyed.replace(/>/g, "&gt;")
  $("#preview").html(keyed);
});
}catch(e)
{
    alert(e);
}