</td>
          <td class="paramname"><em>after</em> = <code>null</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">string&#160;</td>
          <td class="paramname"><em>before</em> = <code>null</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>count</em> = <code>0</code>, </td>
        </tr>
       