thinkphp 缓存

		$id = I('get.id',0)+0;
		$where['id']= array('eq',$id);
		$where['status']=array('neq',0);
		$where['is_del']=array('eq',0);
		$goodsModel=M('goods');
		$member_id = session('member.member_id');
		$f='goods_discount_price,goods_end_price,id,goods_name,nav_id,spec_name,goods_spec,goods_image_more,spec_open,goods_body,goods_image,goods_price,goods_storage,goods_weight,weight_type,salenum,points,poster,status,goods_tips,goods_no,is_fake,fakenum,is_away,act_first_price,act_second_price,self_com,floor_com';
		$cache1 = md5($goodsModel->where($where)->field($f)->buildSql());
		if(!S($cache1)){
			$goods=$goodsModel->where($where)->field($f)->find();
			S($cache1,$goods,600);
		}else{
			$goods = S($cache1);
		}

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