destoon如何实现调用自增数字从1开始

例子，destoon 调用自增数字 从1开始。
 

<!--{php $tags=tag("moduleid=14&length=46&condition=status=3&pagesize=10&order=hits desc&template=null");}-->  
                              
{loop $tags $k $t}    
 <li>{php $k = ++$k;}    
     <a href="{$t[linkurl]}" target="_blank" class="item">  
         <span class="num">{$t[hits]}</span>    
         <i class="icon icon2">{$k++}</i>       
         <span class="txt f-ib f-thide">{$t[title]}</span>  
     </a>                            
 </li>  // www.jb200.com
{/loop}