The following code shows how to create list inline dropdown menu.
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.8.3.js'></script>
<script type='text/javascript'
src="http://netdna.bootstrapcdn.com/bootstrap/3.0.0-rc1/js/bootstrap.min.js"></script>
<link rel="stylesheet" type="text/css"
href="http://netdna.bootstrapcdn.com/bootstrap/3.0.0-rc1/css/bootstrap.min.css">
</head><!-- ww w . j a va2 s. c om-->
<body style='margin:30px'>
<nav class="navbar navbar-default navbar-static-top" role="navigation">
<ul class="nav navbar-nav">
<li class="dropdown"><a href="#" class="dropdown-toggle"
data-toggle="dropdown">List Item</a>
<ul class="dropdown-menu">
<ul class='list-inline'>
<li><a href="#" id="">1</a></li>
<li><a href="#" id="">2</a></li>
<li><a href="#" id="">3</a></li>
<li><a href="#" id="">4</a></li>
<li><a href="#" id="">5</a></li>
</ul>
</ul></li>
</ul>
</nav>
</body>
</html>