JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://static.jquery.com/ui/css/demo-docs-theme/ui.theme.css">
<link rel="stylesheet" href="http://code.jquery.com/ui/1.8.18/themes/base/jquery-ui.css">
<input />

JavaScript

var today = new Date();
$('input').datepicker({"defaultDate":  ((today.getMonth() +11)%12) + "/01/" + today.getYear()});