span><span class="special">(</span> <span class="identifier">People</span><span class="special">::</span><span class="identifier">map_by</span><span class="special">&lt;</span><span class="identifier">name</span><span class="special">&gt;::</span><span class="identifier">const_iterator</span>
            <span class="identifier">name_iter</span> <span class="special">=</span> <span class="identifier">people</span><span class="special">.</span><span class="identifier">by</span><span class="special">&lt;</spa