n this call to <code class="literal">sort</code>, we are sorting the elements by their contents in descending order. 
      </p>
<p>
	Finally, the following <code class="literal">for_each</code> call outputs the sorted content of <code class="literal">vp</code> separated by line breaks:

</p>
<pre class="programlisting">
for_each(vp.begin(), vp.end(), cout &lt;&lt; *_1 &lt;&lt; '\n');
</pre>
<p>

Note that a normal (non-lambda) expression as subexpression of a lambda expression is evaluated immediately.  
T