title: How to create bootstrap dropdown without jquery
body: <p>i want to create bootstrap dropdown without using jquery</p>
  
  <pre><code>&lt;div class="dropdown"&gt;
          &lt;button class="btn btn-primary dropdown-toggle" type="button" data-toggle="dropdown"&gt;
              Dropdown
              &lt;span class="caret"&gt;&lt;/span&gt;
          &lt;/button&gt;
          &lt;ul class="dropdown-menu"&gt;
              &lt;li&gt;&lt;a href="#"&gt;HTML&lt;/a&gt;&lt;/li&gt;
              &lt;li&gt;&lt;a href="#"&gt;CSS&lt;/a&gt;&lt;/li&gt;
              &lt;li&gt;&lt;a href="#"&gt;JavaScript&lt;/a&gt;&lt;/li&gt;
          &lt;/ul&gt;
      &lt;/div&gt;
  </code></pre>
  
  <p>please help how to do this</p>