JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.9.2/themes/base/jquery-ui.css">
<script src="https://jquery-ui.googlecode.com/svn-history/r3982/trunk/ui/i18n/jquery.ui.datepicker-nl.js"></script>
<input id="date" />

JavaScript

$.datepicker.setDefaults( $.datepicker.regional[ "nl" ] );
$('#date').datepicker({
            numberOfMonths: 2,
            showButtonPanel: true,
            dateFormat : 'dd/mm/yy'
        });