Test Case Boilerplate

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HTML

<script src="http://code.jquery.com/ui/jquery-ui-git.js"></script>
<link rel="stylesheet" href="http://code.jquery.com/ui/jquery-ui-git.css">
<html>
<body>
    <input id="foo" value="11/11/11">
    <input id="foo2" value="11/11/111">
</body>
</html>

JavaScript

$('input').datepicker({
    dateFormat: "mm/dd/yy"
});