>s</span><span class="special">,</span>
                    <span class="identifier">boost</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">flags</span>
                    <span class="special">=</span> <span class="identifier">match_default</span><span class="special">);</span></code>
                  </p>
                </td>
<td>
                  <p>
                    Attempts to match the current expression against the text <span class="