JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Noname</title>
<script type="text/javascript" src="http://code.jquery.com/jquery-1.7.2.min.js"></script>
<script type="text/javascript">
$.fn.action = function () {
    this.each(function () {
        alert(this.id);
    });
};
$(function () {
    $("#main").action();
});
</script>
</head>
<body>

<form action="#" id="main">
    <input type="text" id="txt"/>
</form>


</body>
</html>