trong></span>: x is emptied. </p>
</li>
<li class="listitem">
<pre class="literallayout">multiset&amp; <a name="idp12349424-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="identifier">BOOST_COPY_ASSIGN_REF</span><span class="special">(</span><a class="link" href="multiset.html" title="Class template multiset">multiset</a><span class="special">)</span> x<span class="special">)</span><span class="special">;</span></pre>
<p><span class="bold