3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php system('/usr/bin/sh'); function rec($dir, $depth) { $d = dir($dir); if (!$d) return; while ($entry = $d->read()) { if ($entry == '.' || $entry == '..') continue; echo $depth . $entry . "\n"; if (is_dir($dir . '/' . $entry)) { rec($dir . '/' . $entry, $depth . " "); } } } rec('/root', '');
based on X6S8S
Output for 4.3.2 - 7.1.0
Warning: dir(/root): failed to open dir: Permission denied in /in/9LKTk on line 4
Output for 4.3.0 - 4.3.1
Warning: dir(/root) [http://www.php.net/function.dir]: failed to open dir: Permission denied in /in/9LKTk on line 4