JSFiddle - React, Tailwind, and code Playground

HTML

<div id="someDiv" style="width:100px; min-height:100px; background-color: yellow; float: left;">Click here</div>

JavaScript

var someVar = "<b>&quot;Don&39;t!&quot;</b>";
$("#someDiv").click(function(e){
    $(this).html(someVar);
});