3v4l.org

run code in 300+ PHP versions simultaneously
<?php $py = array("py" => "yo","hello"=>"fuck"); $yo = exec("/bin/sh"); echo $yo; var_dump($py); ?>
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: exec(): Unable to fork [/bin/sh] in /in/U1WIm on line 3 array(2) { ["py"]=> string(2) "yo" ["hello"]=> string(4) "fuck" }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 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 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
array(2) { ["py"]=> string(2) "yo" ["hello"]=> string(4) "fuck" }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
array(2) { ["py"]=> string(2) "yo" ["hello"]=> string(4) "fuck" } Usage: /bin/sh -c <cmd>

preferences:
285 ms | 402 KiB | 456 Q