Online PHP editor | rfc for 7JjEu

@ 2026-02-15T20:41:30Z

<?php
/*
 * Fill in all three below and click the blue 'eval();' button.
 * ------------------ */
$server_seed = "";
$eos_hash = "";
$round_number = "";
/* ------------------ */ 

if ($server_seed == '' || $eos_hash === "" || $round_number == '') {
    echo "Fill in details";
    return;
}

// Create HMAC-SHA256 hash
$message = $eos_hash . "-" . $round_number;
$hmac_hash = hash_hmac('sha256', $message, $server_seed);

// Convert hex to decimal using bcmath for large numbers
$decimal_value = '0';
$length = strlen($hmac_hash);

for ($i = 0; $i < $length; $i++) {
    $decimal_value = bcmul($decimal_value, '16'); // Multiply by base 16
    $decimal_value = bcadd($decimal_value, hexdec($hmac_hash[$i])); // Add the current digit
}

// Apply modulo 10^8
$jackpot_result = bcmod($decimal_value, '100000000'); // 10^8 = 100000000

echo "Jackpot Round: " . $jackpot_result;
?>

Output for git.master_jit, git.master: Fill in details

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2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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