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

                

                
                </td>
            

            
                <td class="default">
                
                    this.length
                
                </td>
            

            <td class="description last">The upper bound of the elements to copy</td>
        </tr>

    
    </tbody>
</table>






<dl class="details">

    

    

    

    

    

   