 href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="st">"iris"</span><span class="op">)</span></span>
<span></span>
<span><span class="va">iris</span><span class="op">$</span><span class="va">Species</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/integer.html" class="external-link">as.integer</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/factor.html" class="external-l