3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = file_get_contents('php://stdin','r'); $params = explode("\n",$input); //$params = [5,3,60,100,1024,23456]; $probes = array_shift($params); function silnia($n) { return ($n <= 1) ? 1 : gmp_mul($n, silnia($n-1)); } function z($silnia) { $strSilnia = (string)$silnia; $zeroCount = 0; for ($i = strlen($strSilnia)-1; $i >= 0; $i--) { if ($strSilnia[$i] == 0) $zeroCount += 1; else break; } return $zeroCount; } for ($i = 0; $i < $probes; $i++) { echo z(silnia($params[$i])).PHP_EOL; }
Output for 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 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
preferences:
208.67 ms | 402 KiB | 330 Q