>
      <tr>
      	<td rowspan=4><code>round</code></td>
      	<td>decimal places not an integer</td>
      	<td>Truncate to integer.<br />Ignore if not a number.</td>
      </tr>
      <tr>
      	<td>decimal places out of range</td>
      	<td>Ignore.</td>
      </tr>
      <tr>
      	<td>mode not an integer</td>
      	<td>Truncate to integer.<br />Ignore if not a number.</td>
      </tr>
      <tr>
      	<td>mode out of range</td>
      	<td>Ignore.</td>
      </tr>
      <tr>
      	<td rowspan=2><