Phpprojet/inc/footer.php

<!-- Bootstrap core JavaScript
================================================== -->
<!-- Placed at the end of the document so the pages load faster -->
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"
        integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN"
        crossorigin="anonymous"></script>
<script>window.jQuery || document.write('<script src="js/vendor/jquery-slim.min.js"><\/script>')</script>
<script src="js/vendor/popper.min.js"></script>
<script src="js/bootstrap.min.js"></script>
<script src="js/vendor/holder.min.js"></script>
<script src="js/offcanvas.js"></script>
</body>
</html>