    <span class="identifier">switcher</span><span class="special">();</span>
    <span class="identifier">switcher</span><span class="special">(</span> <span class="keyword">double</span><span class="special">,</span> <span class="keyword">int</span> <span class="special">*</span> <span class="special">);</span>
    <span class="comment">//...</span>
<span class="special">};</span>

<span class="keyword">class</span> <span class="identifier">flow_regulator</span>
<span class="special">{</span>
<span class="