JSFiddle - React, Tailwind, and code Playground
HTML
<script src=" https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.10.2/moment.js"></script>
<input type="text" id="date_input"/>
<button id="validate">Check valid date</button>
<p id="status"></p>
JavaScript
$('#validate').click(function() {
var date = $('#date_input').val();
// Pass 3rd argument to moment function as true for strict format matching
var status = moment(date,"MMM DD YYYY").isValid() ?
'Valid' : 'Invalid';
$('#status').text(status);
});