3v4l.org

run code in 300+ PHP versions simultaneously
<?php function roll($seed, $key, $nonce) { $key = "your client seed"; // excluding the dash and the nonce! $seed = "your server seed"; // bet made with seed pair (excluding current bet) $nonce = 0; $hash = hash_hmac('sha512', $key . '-' . $nonce, $seed); $index = 0; $lucky = hexdec(substr($hash, $index * 5, 5)); while ($lucky >= pow(10, 6)) { $index++; $lucky = hexdec(substr($hash, $index * 5, 5)); if ($index * 5 + 5 > 128) { return '99.99'; break; } } $lucky %= pow(10, 4); $lucky = sprintf('%.2f', bcdiv($lucky, '100', 2)); return $lucky; } echo roll('bla','blah',2); ?>
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 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
42.86
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function bcdiv() in /in/KZRZD:27 Stack trace: #0 /in/KZRZD(31): roll('your server see...', 'your client see...', 0) #1 {main} thrown in /in/KZRZD on line 27
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.1
Fatal error: Call to undefined function hash_hmac() in /in/KZRZD on line 10
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hash_hmac() in /in/KZRZD on line 10
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/KZRZD on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: hash_hmac() in /in/KZRZD on line 10
preferences:
158.83 ms | 401 KiB | 377 Q