php 自定生成随机密码函数
发布时间:2022-06-17 09:14:15 所属栏目:PHP教程 来源:互联网
导读:/ * 用法:$ new_password = return_password(); 示例:生成密码:2X5bjj2z,ERgid62Y,p2sHtDPv * / function return_password () { // set password length $pw_length = 8; // set ASCII range for random character generation $low_ascii_bound = 50;
/ * 用法:$ new_password = return_password(); 示例:生成密码:2X5bjj2z,ERgid62Y,p2sHtDPv * / function return_password () { // set password length $pw_length = 8; // set ASCII range for random character generation $low_ascii_bound = 50; // "2" $upper_ascii_bound = 122; // "z" //开源代码phpfensi.com // Exclude special characters and some confusing alphanumerics 排除一些特殊字符和字母数字混淆 // o,O,0,I,1,l etc $notuse = array (58,59,60,61,62,63,64,73,79,91,92,93,94,95,96,108,111); while ($i < $pw_length) { mt_srand ((double)microtime() * 1000000); // random limits within ASCII table $randnum = mt_rand ($low_ascii_bound, $top_ascii_bound); if (!in_array ($randnum, $notuse)) { $password = $password . chr($randnum); $i++; } } return $password; } (编辑:阜新站长网) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |