JSFiddle - React, Tailwind, and code Playground

by Joe

HTML

<!Doctype>
<html>

  <head>
    <script src="https://code.jquery.com/jquery-3.4.1.js"></script>
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
    <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/datepicker/0.6.5/datepicker.css" />
    <!-- date picker -->
    <link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/jqueryui/1.12.1/jquery-ui.css">
    <script type="text/javascript" src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
  </head>

  <body>
    <div class="container">
      <input type="text" id="datepicker">
      <div id="myModal" class="modal fade" role="dialog">
        <div class="modal-dialog">

          <!-- Modal content-->
          <div class="modal-content">
            <div class="modal-header">
              <button type="button" class="close" data-dismiss="modal">&times;</button>
              <h4 class="modal-title">Modal Header</h4>
            </div>
            <div class="modal-body">
              <p>Some text in the modal.</p>
            </div>
            <div class="modal-footer">
              <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
            </div>
          </div>

        </div>
      </div>
    </div>

  </body>

</html>

JavaScript

/* $(document).ready(function(e) {
  $("#datepicker").datepicker().on("change", function(e) {
    var today = new Date();
    var date = (today.getMonth() + 1) + "/" + (today.getDate()) + "/" + (today.getFullYear());
    $('#myModal').modal('show');
    if ($(this).val() == date) {
      $(".modal-body p").html("You have selected today");
    } else if ($(this).val() < date) {
      $(".modal-body p").html("You have selected past date");
    } else {
      $(".modal-body p").html("You have selected future date");
    }
  });
}); */

$(document).ready(function() {
    $("#datepicker").datepicker().on("change", function(e) {
        var today = new Date();
        var date = (today.getDate()) + "/" + (today.getMonth()) + "/" + (today.getFullYear());
        $('#myModal').modal('show');
        if ($(this).val() == date) {
            $(".modal-body p").html('You are selected todays date');
        } else if ($(this).val() < date) {
            $(".modal-body p").html("You are entering a past date.");
        } else {
            ($(this).val() > date);
            $(".modal-body p").html("You are entering a future date.");
        }
    });
});