="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"wide"</span>, <span class="st">"long"</span><span class="op">)</span>,</span>
<span>  groups <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  long_names <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span>  nice_names <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span>  na.action <span class="op">=</span> <span class="st">"na.warn"</span></s