span class="keyword">explicit</span> <a name="idp41775152-bb"></a><span class="identifier">map</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">element_type</span> <span class="special">&amp;</span> key_value_pair<span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><a name="idp41776400-bb"></a><span class="identifier">map</span><span class="special">(</span><a class="link" href="map.html" title=