https://blog.csdn.net/weixin_33743661/article/details/94682612
for($i=0,$len=count($lists); $i<$len; $i++){
if($lists[$i]['picurl']==""){
unset($lists[$i]);
}
}
标签：count,删除,值为,二维,数组,某个 From： https://www.cnblogs.com/xiaoyantongxue/p/16627440.html