pan><span class="special">::</span><span class="identifier">regex</span><span class="special">::</span><span class="identifier">constant_name</span>
</pre>
<p>
          or
        </p>
<pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">wregex</span><span class="special">::</span><span class="identifier">constant_name</span>
</pre>
<p>
          in an interchangeable manner.
        </p>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gre