add footer in bootstrap code example

Example 1: bootstrap 4 footer

<!-- Footer -->
<footer class="page-footer font-small blue pt-4">

  <!-- Footer Links -->
  <div class="container-fluid text-center text-md-left">

    <!-- Grid row -->
    <div class="row">

      <!-- Grid column -->
      <div class="col-md-6 mt-md-0 mt-3">

        <!-- Content -->
        <h5 class="text-uppercase">Footer Content</h5>
        <p>Here you can use rows and columns to organize your footer content.</p>

      </div>
      <!-- Grid column -->

      <hr class="clearfix w-100 d-md-none pb-3">

      <!-- Grid column -->
      <div class="col-md-3 mb-md-0 mb-3">

        <!-- Links -->
        <h5 class="text-uppercase">Links</h5>

        <ul class="list-unstyled">
          <li>
            <a href="#!">Link 1</a>
          </li>
          <li>
            <a href="#!">Link 2</a>
          </li>
          <li>
            <a href="#!">Link 3</a>
          </li>
          <li>
            <a href="#!">Link 4</a>
          </li>
        </ul>

      </div>
      <!-- Grid column -->

      <!-- Grid column -->
      <div class="col-md-3 mb-md-0 mb-3">

        <!-- Links -->
        <h5 class="text-uppercase">Links</h5>

        <ul class="list-unstyled">
          <li>
            <a href="#!">Link 1</a>
          </li>
          <li>
            <a href="#!">Link 2</a>
          </li>
          <li>
            <a href="#!">Link 3</a>
          </li>
          <li>
            <a href="#!">Link 4</a>
          </li>
        </ul>

      </div>
      <!-- Grid column -->

    </div>
    <!-- Grid row -->

  </div>
  <!-- Footer Links -->

  <!-- Copyright -->
  <div class="footer-copyright text-center py-3">© 2020 Copyright:
    <a href="https://mdbootstrap.com/"> MDBootstrap.com</a>
  </div>
  <!-- Copyright -->

</footer>
<!-- Footer -->

Example 2: faire un footer avec bootstrap

<div class="navbar navbar-inverse navbar-fixed-bottom">
      <div class="container">
        <p class="navbar-text">© Random</p>
      </div>
    </div>

Example 3: bootstarp simple footer

<!-- Footer -->
<footer class="page-footer font-small cyan darken-3">

  <!-- Footer Elements -->
  <div class="container">

    <!-- Grid row-->
    <div class="row">

      <!-- Grid column -->
      <div class="col-md-12 py-5">
        <div class="mb-5 flex-center">

          <!-- Facebook -->
          <a class="fb-ic">
            <i class="fab fa-facebook-f fa-lg white-text mr-md-5 mr-3 fa-2x"> </i>
          </a>
          <!-- Twitter -->
          <a class="tw-ic">
            <i class="fab fa-twitter fa-lg white-text mr-md-5 mr-3 fa-2x"> </i>
          </a>
          <!-- Google +-->
          <a class="gplus-ic">
            <i class="fab fa-google-plus-g fa-lg white-text mr-md-5 mr-3 fa-2x"> </i>
          </a>
          <!--Linkedin -->
          <a class="li-ic">
            <i class="fab fa-linkedin-in fa-lg white-text mr-md-5 mr-3 fa-2x"> </i>
          </a>
          <!--Instagram-->
          <a class="ins-ic">
            <i class="fab fa-instagram fa-lg white-text mr-md-5 mr-3 fa-2x"> </i>
          </a>
          <!--Pinterest-->
          <a class="pin-ic">
            <i class="fab fa-pinterest fa-lg white-text fa-2x"> </i>
          </a>
        </div>
      </div>
      <!-- Grid column -->

    </div>
    <!-- Grid row-->

  </div>
  <!-- Footer Elements -->

  <!-- Copyright -->
  <div class="footer-copyright text-center py-3">© 2020 Copyright:
    <a href="https://mdbootstrap.com/"> MDBootstrap.com</a>
  </div>
  <!-- Copyright -->

</footer>
<!-- Footer -->