>
<p>
            Example: search for international currency symbols, along with their
            associated numeric value:
          </p>
<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">enumerate_currencies</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&amp;</span> <span class="identifier">text</span><span class="speci