<code>Option</code></a> details, a custom <code>IOptionRenderer</code> can be
 used to create textual representation of an Option in a tabular format: one or more rows, each containing
 one or more columns.</div>
</th>
</tr>
<tr class="rowColor" id="i21">
<td class="colFirst"><a href="picocli/CommandLine.Help.IParameterRenderer.html" title="interface in picocli">CommandLine.Help.IParameterRenderer</a></td>
<th class="colLast" scope="row">
<div class="block">When customizing online help for <a href="picocli/