title: How to add input text in select option dropdown
body: <p>I would like to know how to add input text box to the select dropdown and use it as search filter in javascript.</p>
  
  <pre><code>&lt;select class="form-control"&gt;
      &lt;option value="trans"&gt;Trans&lt;/option&gt;
      &lt;option value="fund"&gt;Fund&lt;/option&gt;
      &lt;option value="insta"&gt;Insta&lt;/option&gt;
  &lt;/select&gt;
  
  </code></pre>