JSFiddle - React, Tailwind, and code Playground

by graphettion

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/pikaday/1.6.1/pikaday.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/pikaday/1.6.1/css/pikaday.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.2/moment.min.js"></script>
<input type="text" id="datepicker">

JavaScript

var picker = new Pikaday({
  field: document.getElementById('datepicker'),
  onSelect: function(date) {
    document.getElementById('datepicker').value = Math.floor((date  /  86400000)  -  (date.getTimezoneOffset()  /  1440)  +  2440587.5)
  }
})