Online PHP editor | output for pGCPE

@ 2024-05-08T17:36:50Z

<?php

//                                           //
//   EmpireDrop Provably Fair Case Battles   //
//                                           //

/*
* Fill in all three below and click the blue 'eval();' button.
 ------------------ */
$server_seed = '';
$client_seed = '';
$nonce = $roundNumber = 0;
/* ------------------ */


if ($server_seed == '' || $client_seed == '' || $nonce < 0) {
    echo "Fill in details";
    return;
}

define('MIN_RESULT', 0.00001);
define('MAX_RESULT', 100);
define('CONVERT_RATE', 100000);
define('HASH_TYPE', 'sha256');

function getProvablyFairResult(string $client_seed, string $server_seed, int $nounce)
{
    $hash = hash_hmac(HASH_TYPE, "{$client_seed}-{$nounce}", $server_seed);
    $normalized = hexdec($hash) / (16 ** strlen($hash));
    $roll = MIN_RESULT + $normalized * (MAX_RESULT - MIN_RESULT);
    
    return convertDecimalValue($roll);
}


function convertDecimalValue(float $value): int
{
    return round($value * CONVERT_RATE);
}

$result = getProvablyFairResult($client_seed, $server_seed, $nonce);

echo "Result: {$result}";

Output for 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.7: Fill in details
Output for 5.6.0 - 5.6.40: Parse error: syntax error, unexpected ':', expecting '{' in /in/pGCPE on line 36
Process exited with code 255.
Output for 5.1.0 - 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: Parse error: syntax error, unexpected '*' in /in/pGCPE on line 29
Process exited with code 255.
Output for 5.0.0 - 5.0.5: Parse error: parse error, unexpected '*' in /in/pGCPE on line 29
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/pGCPE on line 26
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected T_STRING, expecting ')' in /in/pGCPE on line 26
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `')'' in /in/pGCPE on line 26
Process exited with code 255.

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