JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://code.jquery.com/ui/1.9.1/themes/base/jquery-ui.css">
<script src="http://code.jquery.com/ui/1.9.1/jquery-ui.js"></script>
<button id="b">B</button>
JavaScript
$("#b").button();
$("#b").click(function() {
$("#b").button("disable");
alert($("#b").attr("class"));
});