va">vs</span><span class="op">)</span> <span class="op"><a href="https://magrittr.tidyverse.org/reference/pipe.html" class="external-link">%&gt;%</a></span> <span class="va">is_keyed_df</span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] TRUE</span>
<span class="r-in"></span>
<span class="r-in"><span class="co"># Not valid keyed_df</span></span>
<span class="r-in"><span class="va">df</span> <span class="op">&lt;-</span> <span class="va">mtcars</span></span>
<span class="r-in"><span clas