JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" id="date">
<input type="button" id="btn" value="Show"/>

JavaScript

$( "#date" ).datepicker({dateFormat: 'mm-dd-yy'});
$('#btn').click(function(){
  var _myDate = new Date($('#date').val()  );
document.write('dfdg'+ _myDate)
alert(_myDate);

});