/copy/destruct</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem"><pre class="literallayout"><a name="idm45152239999488-bb"></a><span class="identifier">buffer_iterator</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><a name="idm45152239999200-bb"></a><span class="identifier">buffer_iterator</span><span class="special">(</span><span class="keyword">const</span> <span 