<?php
function generateSecretKey()
{
$secret_key_length_min = 8;
$secret_key_length_max = 12;
$chars = array_merge(range('a', 'z'), range('A', 'Z'), range('0', '9'));
shuffle($chars);
$chars = sha1(implode('', $chars) . 23);
return substr($chars, mt_rand(0, strlen($chars) - $secret_key_length_max), mt_rand($secret_key_length_min, $secret_key_length_max));
}
echo generateSecretKey();
preferences:
31.69 ms | 402 KiB | 5 Q