 each containing one or more columns.</div>
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<th class="colFirst" scope="row"><a href="CommandLine.Help.IParamLabelRenderer.html" title="interface in picocli">CommandLine.Help.IParamLabelRenderer</a></th>
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<div class="block">When customizing online usage help for an option parameter or a positional parameter, a custom
 <code>IParamLabelRenderer</code> can be used to render the parameter name or label to a String.</div>
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