re class="sourceCode r"><code><span><span class="fu">hvar</span><span class="op">(</span></span>
<span>  <span class="va">data</span>,</span>
<span>  lvec <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  parallel <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span>  ncores <span class="op">=</span> <span class="op">(</span><span class="fu">parallel</span><span class="fu">::</span><span class="fu"><a href="https://rdrr.io/r/parallel/detectCores.html" class="external-li