entifier">count</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">key_type</span> <span class="special">&amp;</span> value<span class="special">,</span> <span class="identifier">command_queue</span> <span class="special">&amp;</span> queue<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">size_type</span> <a name="idp36231264-bb"></a><