JSFiddle - React, Tailwind, and code Playground
by Cale Bergh
HTML
<input id="test" name="test" type="text">
JavaScript
$(document).ready(function() {
// String operations (match) need the variable to be a string
// Cast ms as a string
var ms = '' + +new Date;
ms = ms.match(new RegExp('.{1,4}', 'g')).join("-").split('').reverse().join('');
$('#test').val(ms);
});