{if $data}
{php $len=count($data) }
<tr>
{loop $data $r}
<li>...</li>
{if $n%3==0&&$n!=$len}</tr><tr>{/if}
{/loop}
</tr>
{/if}举一反三:输出2条循环tr
{if $data}
{php $len=count($data) }
<tr>
{loop $data $r}
<li>...</li>
{if $n%2==0&&$n!=$len}</tr><tr>{/if}
{/loop}
</tr>
{/if}
