kg">units</span> package is available, <code>units::units_options("group")</code> may be used directly to give the enclosing bracket style</p></dd>

  <dt id="arg--">...<a class="anchor" aria-label="anchor" href="#arg--"></a></dt>
<dd><p>arguments to be passed to the functions called in each style</p></dd>

  <dt id="arg-factor">factor<a class="anchor" aria-label="anchor" href="#arg-factor"></a></dt>
<dd><p>default "TRUE", if "TRUE" returns cols as a factor with intervals as labels rather than integers</p><