</span><span class='period'>.</span><span class='id identifier rubyid_to_sym'>to_sym</span>
    <span class='kw'>else</span>
      <span class='kw'>nil</span>
    <span class='kw'>end</span>
  <span class='rbrace'>}</span><span class='period'>.</span><span class='id identifier rubyid_compact'>compact</span>
<span class='kw'>end</span></pre>
    </td>
  </tr>
</table>
</div>
    
      <div class="method_details ">
  <h3 class="signature " id="url-instance_method">
  
    #<strong>url</strong>(**query_string