n> <span class="keyword">public</span> <a class="link" href="reference/integral_constant.html" title="integral_constant">true_type</a><span class="special">{};</span>
</pre>
<p>
      The syntax for partial specialization is somewhat arcane and could easily occupy
      an article in its own right; like full specialization, in order to write a
      partial specialization for a class, you must first declare the primary template.
      The partial specialization contains an extra &lt;...&gt; after the class 