3v4l.org

run code in 300+ PHP versions simultaneously
<?php $userlist = array(); $pathlist = array(); for ($n = 0; $n < 9000; $n++) { $uid = @posix_getpwuid($n); if (!empty($uid)) { @array_push($userlist, $uid['name']); @array_push($pathlist, $uid['dir']); } } foreach ($pathlist as $path) { if(@is_readable($path) && @is_writable($path)){ echo "{$path}\n"; } } ?>

preferences:
45.19 ms | 402 KiB | 5 Q