random pass

//
// Generate a random password of length $len
//
function random_pass($len)
{
    $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';

    $password = '';
    for ($i = 0; $i < $len; ++$i)
        $password .= substr($chars, (mt_rand() % strlen($chars)), 1);

    return $password;
}

function random_pass () {
    $length ="8";              // the length of the password required
    $possible = '23456789abcdefghijkmnpqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ';
    $str ="";

    while (strlen($str) < $length) {
        $str.=substr($possible, (rand() % strlen($possible)),1);
    }

    return($str);
}