摘要: 大小写不一样$a['a'] = 'a';$a['A'] = 'A';var_dump($a);array(2) { ["a"]=> string(1) "a" ["A"]=> string(1) "A"} 阅读全文
posted @ 2020-05-13 15:36 qqisnow2021 阅读(153) 评论(0) 推荐(0)