摘要: <?php/* if(isset($a['b']['c'])){ var_dump('a b c');}else{ var_dump('not-a-b-b-c');} *///string(11) "not-a-b-b-c" //根本不会报错的/* $abc = [];if(is_array($ab 阅读全文
posted @ 2018-10-01 15:51 qqisnow2021 阅读(277) 评论(0) 推荐(0)