代码：

    <span style="margin-left:5px;color:#617d0e;font-size:12px">
      <?php if($comments->levels == 0): ?>
      <?php if($comments->sequence == 1): ?>沙发
      <?php elseif($comments->sequence == 2): ?>板凳
      <?php elseif($comments->sequence == 3): ?>地毯
      <?php else: ?>
      第<?php  $comments->sequence(); ?>楼<?php endif; ?>
      <?php endif; ?>
    </span>