生成一个随机密码的函数,生成的密码为小写字母与数字的随机字符串,长度可自定义。 复制代码 代码如下: ?php /* * php自动生成新密码自定义函数(带实例演示) 适用环境: PHP5.2.x /mysql5.0.x 代码作者: xujiajay 联系方式: xujiaphp@gmail.com * */ fu
生成一个随机密码的函数,生成的密码为小写字母与数字的随机字符串,长度可自定义。
复制代码代码如下:
/*
* php自动生成新密码自定义函数(带实例演示)
适用环境: PHP5.2.x / mysql 5.0.x
代码作者: xujiajay
联系方式: xujiaphp@gmail.com
* */
function genPassword($min = 5, $max = 8)
{
$validchars="abcdefghijklmnopqrstuvwxyz123456789";
$max_char=strlen($validchars)-1;
$length=mt_rand($min,$max);
$password = "";
for($i=0;$i {
$password.=$validchars[mt_rand(0,$max_char)];
}
return $password;
}
echo "新密码:".genPassword()."
";
echo "新密码:".genPassword(5,10)."
";
?>
查看原文:php生成随机密码的自定义函数

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