      features of <a href="http://flex.sourceforge.net/" target="_top">Flex</a>. <span class="emphasis"><em>Spirit.Lex</em></span>
          has been designed to be as similar to <a href="http://flex.sourceforge.net/" target="_top">Flex</a>
          as possible. That is why this documentation will provide the corresponding
          <a href="http://flex.sourceforge.net/" target="_top">Flex</a> code for the shown
          <span class="emphasis"><em>Spirit.Lex</em></span> examples almost everywhere. So cons