3v4l.org

run code in 300+ PHP versions simultaneously
<?php file_put_contents('php://temp', '<?php echo "boo!\n"; $foo = "foo" $bar; foo();'); echo file_get_contents('php://temp'); try { require('php://temp'); } catch (throwable $e) { var_dump($e); }
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 - 8.2.19, 8.3.0 - 8.3.7
preferences:
238.62 ms | 404 KiB | 332 Q