JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
    "http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>
  <title></title>
</head>

<body>
<div id="test">

</div>
</body>

</html>

JavaScript

$("#test").append('<img onload="alert(\'hi\')" src="http://upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Bachalpseeflowers.jpg/300px-Bachalpseeflowers.jpg"/>');