class="comment">// In header: &lt;<a class="link" href="../../utilities.html#header.boost.log.utility.manipulators.add_value_hpp" title="Header &lt;boost/log/utility/manipulators/add_value.hpp&gt;">boost/log/utility/manipulators/add_value.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> RefT<span class="special">&gt;</span> 
<span class="keyword">class</span> <a class="link" href="add_value_manip.html" title="Class template add_v