在ecshop商品搜索页怎么显示商品货号

$sql = "SELECT g.goods_id, g.goods_name, g.market_price, g.is_new, g.is_best, g.is_hot, g.shop_price AS org_price, ".

$sql = "SELECT g.goods_id, g.goods_sn, g.goods_name, g.market_price, g.is_new, g.is_best, g.is_hot, g.shop_price AS org_price, ".

$arr[$row['goods_id']]['type'] = $row['goods_type'];  

$arr[$row['goods_id']]['goods_sn'] = $row['goods_sn'];