Smarty标签 for运算

$select="SELECT {$col_name} FROM woke_order where deleted=0 ".$where.$orderby ;// 取出数组
$rows=array();
$result=$db->query($select);
while($row=$db->fetch_array($result))
{
$rows[]=$row;}$smarty->assign('rows',$rows);$smarty->display('GridView_TaskList.tpl');//显示模板

<table>
<{foreach $rows as $k=>$v}> <tr <{if $v@first}> bgcolor="blue" <{/if}> >
<td><{$v@iteration}> </td>
<td><{$v.contact_name}> </td>
<td><{$v.date_entered}> </td>
</tr>
<{/foreach}>
</table>