3v4l.org

run code in 300+ PHP versions simultaneously
<?php $base = '/some/dir'; $path = 'foo/bar'; $protect = 'foo'; $p1 = $base.'/'.$path; $p2 = $base.'/'.$protect; $result = strcmp($p1,$p2); echo "Result: ".$result; ?>

preferences:
31.6 ms | 402 KiB | 5 Q