an class="op">@</span><span class="va">name</span> <span class="op"><a href="https://rdrr.io/r/base/match.html" class="external-link">%in%</a></span> <span class="va">selection4</span><span class="op">@</span><span class="va">name</span><span class="op">]</span> <span class="op">&lt;-</span> <span class="fl">4</span></span>
<span><span class="va">selection</span><span class="op">@</span><span class="va">group</span><span class="op">[</span><span class="va">selection</span><span class="op">@</span><span clas