lass="keyword">false</span><span class="special">,</span> <span class="keyword">true</span><span class="special">&gt;</span> <span class="special">{</span>
  <span class="comment">// types</span>
  <span class="keyword">typedef</span> <span class="identifier">Type</span><span class="special">::</span><span class="identifier">element_type</span>               <a name="boost.icl.map.on_total_idm45366785780688.element_type"></a><span class="identifier">element_type</span><span class="special">;</span>         