og.utility.manipulators.tuple_hpp" title="Header &lt;boost/log/utility/manipulators/tuple.hpp&gt;">boost/log/utility/manipulators/tuple.hpp</a>&gt;

</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> TupleT<span class="special">,</span> <span class="keyword">typename</span> DelimiterT<span class="special">&gt;</span> 
  <span class="identifier">boost</span><span class="special">::</span><span class="identifier">enable_if_c</span><span class="s