JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://www.eyecon.ro/datepicker/js/datepicker.js"></script>
<link rel="stylesheet" href="http://www.eyecon.ro/datepicker/css/datepicker.css">
<div id="date3"></div>

<div id="widgetField"><span></span></div>

JavaScript

$('#date3').DatePicker({
	flat: true,
	date: 'today',
	calendars: 3,
	mode: 'range',
    onChange: function(formated) {
				$('#widgetField span').get(0).innerHTML = formated.join(' - ');
			}
});