
       construct/copy/destruct</h3>
<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"><pre class="literallayout"><a name="idp41393280-bb"></a><span class="special">~</span><span class="identifier">test_observer</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li></ol></div>
</div>
<div class="refsect2">
<a name="idp127901408"></a><h3>
<a name="idp41359504-bb"></a><code class="computeroutput">test_observer</code> public memb