t parameter in the function.
</p>
<pre class="mendoza-codeblock"><code data-language="janet">(<span class="mdzsyn-coresym">defn</span> <span class="mdzsyn-symbol">ignore-extra</span>
 [<span class="mdzsyn-symbol">x</span> <span class="mdzsyn-symbol">&amp;</span>]
 (<span class="mdzsyn-coresym">+</span> <span class="mdzsyn-symbol">x</span> <span class="mdzsyn-number">1</span>))

(<span class="mdzsyn-symbol">ignore-extra</span> <span class="mdzsyn-number">1</span> <span class="mdzsyn-number">2</span> <span cl