me</em></span>.
                  For example <code class="computeroutput"><span class="special">\\</span><span class="identifier">N</span><span class="special">{</span><span class="identifier">newline</span><span class="special">}</span></code> matches the single character \n.
                </p>
              </td>
</tr>
</tbody>
</table></div>
<h6>
<a name="boost_regex.syntax.basic_extended.h18"></a>
        <span class="phrase"><a name="boost_regex.syntax.basic_extended.single_character_character_class