摘要: 一、$a = 0; $a[] = 2; // 不能将标量值用作数组 PHP Warning: Cannot use a scalar value as an array $arr = ['1', '2']; foreach($arr as $k=>$v){ if($k == 0){ $adm = ' 阅读全文
posted @ 2019-12-18 20:35 不二神探V 阅读(175) 评论(0) 推荐(0) 编辑