lass="st">"data.frame"</span>, row.names <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="cn">NA</span>, </span>
<span><span class="op">-</span><span class="fl">4L</span><span class="op">)</span><span class="op">)</span></span>
<span><span class="va">d</span></span></code></pre>
<p>One can use the combination of <code><a href="../reference/build_frame.html">build_frame()</a></code> and
<code><a href="..