rns a reference to the internal allocator.</p>
<p><span class="bold"><strong>Throws</strong></span>: Nothing</p>
<p><span class="bold"><strong>Complexity</strong></span>: Constant.</p>
<p><span class="bold"><strong>Note</strong></span>: Non-standard extension. </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">iterator</span> <a name="idp13882160-bb"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span><span class="special">;<