JSFiddle - React, Tailwind, and code Playground

HTML

<span id="emptySpan"></span>
<span>a</span><span id="spaceSpan"> </span><span>b</span>
<span id="nbspSpan">&nbsp;</span>

<div id="result"></div>

JavaScript

var results =
    'emptySpan is visible? ' + $('#emptySpan').is(':visible') + '<br/>'
    + 'spaceSpan is visible? ' + $('#spaceSpan').is(':visible') + '<br/>'
    + 'nbspSpan is visible? ' + $('#nbspSpan').is(':visible') + '<br/>';
$('#result').html(results);