special">{</span>
  <span class="comment">// types</span>
  <span class="keyword">typedef</span> <span class="identifier">has_difference</span> <a name="boost.icl.has_difference_bo_id662960.type"></a><span class="identifier">type</span><span class="special">;</span>

  <span class="comment">// <a class="link" href="has_difference_bo_id662960.html#id662973-bb">public member functions</a></span>
   <a class="link" href="has_difference_bo_id662960.html#id662975-bb"><span class="identifier">BOOST_STATIC_CONSTAN