JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cloud.github.com/downloads/digitalBush/jquery.maskedinput/jquery.maskedinput-1.3.js"></script>
<input type="text" id="dtp" />

JavaScript

$("#dtp")
    .datepicker({ dateFormat: 'yyyy-mm-dd' })
    .mask("9999-99-99");