3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = null; if ($foo && $foo->getTitel() === 'at') echo 'boo'; class Satan { public function getDeibel() { return null; } } $satan = new \Satan(); if ($satan->getDeibel() && $satan->getDeibel()->getTeufel() === 'cap') { echo "Sheztan"; }
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 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 - 8.3.6
preferences:
189.23 ms | 404 KiB | 213 Q