gram order of the new object.</p></td>
    </tr>
    <tr>
      <th>...</th>
      <td><p>further arguments passed to or from other methods.</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>an object of the same class of the input <code>object</code>.</p>
    <h2 class="hasAnchor" id="details"><a class="anchor" href="#details"></a>Details</h2>

    <p>This generic function provides a helper to prune M-gram frequency
tables or M-gram