s="va">grf</span> <span class="op">&lt;-</span> <span class="fu">plot_boxplot_class</span><span class="op">(</span><span class="va">iris</span> <span class="op">|&gt;</span> <span class="fu">dplyr</span><span class="fu">::</span><span class="fu"><a href="https://dplyr.tidyverse.org/reference/select.html" class="external-link">select</a></span><span class="op">(</span><span class="va">Sepal.Width</span>, <span class="va">Species</span><span class="op">)</span>,</span></span>
<span class="r-in"><span> class <