摘要: ^([1-9]\d*)$|^(\d+\.\d)$|^(\d+\.\d\d)$ $a = ".10";$zz = '/^([1-9]\d*)$|^(\d+\.\d)$|^(\d+\.\d\d)$/';var_dump(preg_match($zz,$a)); 阅读全文
posted @ 2022-05-12 20:35 西瓜霜 阅读(86) 评论(0) 推荐(0) 编辑