php循环地址引用外层循环和内层循环都得需要引用才可以拼接数据

//pc的首页数据
foreach($new_list as $k => &$val){
foreach ($val['data'] as $key => &$v) {
$v['image_path']  = Util_Const::PHOTO_URL_DOMAIN_WEB.'/photo_uploader/goods/'.$v['goods_image_path'];
$v['url']  = '/shop_detail?goods_id='.$v['id'];
$v['discount']  = round($v['discount_score']/$v['score'] ,2) * 10;
$v['goods_name']  = $v['name'];
$v['is_display'] = Page_Pc_Shop_GoodsExchangeModel::check_is_display_by_id($v['id'],$v['goods_category']) ;
}
}