3v4l.org

run code in 300+ PHP versions simultaneously
<?php $game_id = 47399; $private_seed = "969e82ae0b4a3cfd6bf2afea5cf8bd26ddc6c11f3ae676f5655e779607b3778f"; $public_seed = "076c26818441622607ad1bffbf5f02a90eaadb020532bda9a9d60aedfb217528"; $hash = hash("sha256", $private_seed . '-' . $public_seed . '-' . $game_id); $flip = hexdec(substr($hash, 0, 8)) % 2 + 1; echo "Server seed hash: " . hash("sha256", $private_seed) . "\n"; echo "Result: " . ($flip == 1 ? 'RED' : 'BLACK');

preferences:
80.11 ms | 406 KiB | 5 Q