zhangjingyu 
$goods_pic1 = "$attachpath/hack/auction/m_{$auctionDetail['goods_pic']}";
$goods_pic = "$attachpath/hack/auction/s_{$auctionDetail['goods_pic']}";
if (!$auctionDetail['goods_pic']) {
$goods_pic1 = "$hkimg/nopic.png";/***让没有上传物品图片的竞拍活动在详情页显示nopic.png 2018.8.8***/
$goods_pic = "$hkimg/nopic_big.png";
}
测试成功！