Checksum & Hashing library for PHP, ported from Lazarus
https://github.com/PascalVault/Lazarus_Hashing
include 'Hasher.php';
$Msg = '123456789';
$Hasher = new Hasher('Adler-32');
$Hasher->Update($Msg, strlen($Msg));
$Hash = $Hasher->Finish();
echo $Hash;