e size of the class.
      </p>
<p>
</p>
<pre class="programlisting"><span class="keyword">auto</span> <span class="identifier">size_f</span> <span class="special">=</span> <span class="identifier">import_mangled</span><span class="special">&lt;</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">()&gt;(</span><span class="string">"space::my_plugin::size"</span><span class="special">);</span> <span class="comment">//get the size