3v4l.org

run code in 200+ PHP versions simultaneously
<?php $SAFE_SCRIPTS = '"/path/to/a.php","/path/to/b.php"'; $file = '/path/to/a.php'; if(strpos($SAFE_SCRIPTS,"\"$file\"")===false) echo 'NOT SAFE!!'; else echo 'safe :-)';
based on uDcp4
Output for 5.6.0 - 7.4.6
safe :-)