 <td class="type">
            
                
<span class="param-type">Object</span>


            
            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                

                
                </td>
            

            

            <td class="description last">additional argument to pass to fn</td>
        </tr>

    
    </tbody>
</table>














<h5>Returns:</h5>

        
<div class="par