va">l</span> <span class="op">&lt;-</span> <span class="va">rv</span><span class="op">$</span><span class="va">value</span></span></span>
<span class="r-in"><span><span class="va">v</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="va">rv</span><span class="op">$</span><span class="va">vector</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">B1</span> <spa