Edit fiddle - JSFiddle - React, Tailwind, and code Playground

JSFiddle - React, Tailwind, and code Playground

HTML

<div class="foo" id="foo">
hello
</div>

JavaScript

$(document).ready(function(){
foo = document.getElementById('foo');
    foo.className += ' bar foobar';
    alert(foo.className);
    foo.className.replace( /(?:^|\s)bar(?!\S)/ , '' )
    alert(foo.className);
})

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JSFiddle - React, Tailwind, and code Playground

HTML

JavaScript

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