JSFiddle - React, Tailwind, and code Playground
by Mottie
HTML
<div></div>
JavaScript
var classes = "test!\"#1 $%&'(hello)*+,. world\/:;<= test>?@[\]^`{2|}~";
classes = classes.replace(/[!\"#$%&'\(\)\*\+,\.\/:;<=>\?\@\[\\\]\^`\{\|\}~]/g, '')
$('div').text(classes);