JSFiddle - React, Tailwind, and code Playground
HTML
<html>
<head>
<title>test</title>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.3/jquery.min.js" type="text/javascript"></script>
<script>
$(function(){
$('input',$('form'));
alert($('form').attr('id'));
});
</script>
</head>
<body>
<form id="test"><input type="text" name="id"/></form>
</body>
</html>