tor</a><span class="special">&gt;</span> 
  <span class="keyword">struct</span> <a class="link" href="next/result_This_Fo_idp89272288.html" title="Struct template result&lt;This(ForwardIterator)&gt;">result</a><span class="special">&lt;</span><span class="identifier">This</span><span class="special">(</span><span class="identifier">ForwardIterator</span><span class="special">)</span><span class="special">&gt;</span> <span class="special">{</span>
    <span class="comment">// types</span>
    <span class="ke