JSFiddle - React, Tailwind, and code Playground

HTML

<script src="firebug-lite-debug.js"></script>
<form>
  <input type="text" id="myinput">
</form>

JavaScript

document.getElementById('myinput').onkeypress = function() {
    var char = String.fromCharCode(event.which);   
    if (char.match(/([\uE000-\uF8FF]|\uD83C[\uDF00-\uDFFF]|\uD83D[\uDC00-\uDDFF])|\s/)) {
			event.preventDefault();
    }
};