Online PHP editor | output for koPba

@ 2020-10-11T12:05:27Z

<?php

$game_id = 2820;
$client_seed = "gJyxdPdhqv";
$server_seed = "5a5e6a3494cf9572b6dc5dd6aee4263b6eec8b8f331e29c426d03f9ab6ade17f";

$idClientSeed = $client_seed . "-" . $game_id;
$hex = hash_hmac("sha512", $idClientSeed, $server_seed);
$index = 0;
$lucky = hexdec(substr($hex, $index * 5, (($index * 5) - $index * 5 + 5)));

while ($lucky >= 1e6) {
    $index += 1;
    $lucky = hexdec(substr($hex, $index * 5, (($index * 5) - $index * 5 + 5)));
    if ($index * 5 + 5 > 129) {
        $lucky = 9999;
        break;
    }
}

$number = ($lucky % 1e4) * 1e-2;
echo "Roll: " . $number;

Output for 5.1.2 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2: Roll: 51.62
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.1: Fatal error: Call to undefined function hash_hmac() in /in/koPba on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9: Fatal error: Call to undefined function: hash_hmac() in /in/koPba on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4: Fatal error: Call to undefined function: hash_hmac() in /in/koPba on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Call to undefined function: hash_hmac() in /in/koPba on line 8

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