Ejemplo 1: menú de hamburguesa bootstrap
<scriptsrc="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js">script><scriptsrc="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/js/bootstrap.min.js">script><linkrel="stylesheet"href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css"><navclass="navbar navbar-inverse navbar-static-top"role="navigation"><divclass="container"><divclass="navbar-header"><buttontype="button"class="navbar-toggle collapsed"data-toggle="collapse"data-target="#bs-example-navbar-collapse-1"><spanclass="sr-only">Toggle navigationspan><spanclass="icon-bar">span><spanclass="icon-bar">span><spanclass="icon-bar">span>button>div><divclass="collapse navbar-collapse"id="bs-example-navbar-collapse-1"><ulclass="nav navbar-nav"><li><ahref="index.php">Homea>li><li><ahref="about.php">Abouta>li><li><ahref="#portfolio">Portfolioa>li><li><ahref="#">Bloga>li><li><ahref="contact.php">Contacta>li>ul>div>div>nav>
Ejemplo 2: menú de hamburguesa de bootstrap navbar
<scriptsrc="https://code.jquery.com/jquery-3.5.1.slim.min.js"integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj"crossorigin="anonymous">script><scriptsrc="https://cdn.jsdelivr.net/npm/[email protected]/dist/umd/popper.min.js"integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo"crossorigin="anonymous">script>
