key. </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> KeyType<span class="special">,</span> <span class="keyword">typename</span> KeyNodePtrCompare<span class="special">&gt;</span> 
  <span class="keyword">static</span> <span class="identifier">node_ptr</span> 
  <a name="idp72533552-bb"></a><span class="identifier">lower_bound</span><span class="special">(</span><span class="keyword">const