ecshop首页商品列表页面显示商品属性的方法

function insert_attr($arr)
{
static $static_res = NULL;
$aid= isset($arr['aid'])?$arr['aid']:0;
$gid= isset($arr['gid'])?$arr['gid']:0;
if($aid==0) return '';
if ($static_res[$aid][$gid] === NULL)
{
if($gid>0)
{
$static_res[$aid][$gid] =  $GLOBALS['db']->getOne('select attr_value from ' . $GLOBALS['ecs']->table('goods_attr') . " where attr_id ='$aid' and goods_id='$gid' ");
}
else
{
$static_res[$aid][$gid] = $GLOBALS['db']->getOne('select attr_name from ' . $GLOBALS['ecs']->table('attribute') . " where attr_id ='$aid' ");
}
}
return $static_res[$aid][$gid];
}