JSFiddle - React, Tailwind, and code Playground

by gibito

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.2/moment.js"></script>

<div id="pippa">
</div>

<div id="pippa2">
</div>
<!-- https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.2/moment.js -->

JavaScript

var s = "15/08/2018 12:12";

var allowedFormats = ["DD/MM/YYYY", "DD/MM/YYYY HH:mm"];

var momentDate = moment(s, allowedFormats, true);

$("#pippa").html("is valid: " + momentDate.isValid());
$("#pippa2").html("format: " + momentDate.format());

console.log(momentDate.isValid());
console.log(momentDate2.isValid());