JSFiddle - React, Tailwind, and code Playground
HTML
<input id='noob' type='text'></input>
<div id='output'></div>
JavaScript
document.getElementById('noob').addEventListener('keyup',function(){
document.getElementById('output').textContent = document.getElementById('noob').value.split('').map(function(e){return "$char("+e.charCodeAt(0)+") ";}).join('');});