Ordering</span>[<span name="scala.math.Ordering.on.U" class="extype">U</span>]</span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>Ordering</dd></dl></div></li><li class="indented0 " name="scala.math.Ordering#orElse" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="orElse(other:scala.math.Ordering[T]):scala.math.Ordering[T]" class="anchorToMember"></a><a id="orElse(Ordering[HeapHistogramEntry]):Ordering[HeapHistogramEntry]" class="anchor