3v4l.org

run code in 300+ PHP versions simultaneously
<?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('/', '');
Output for 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: system(): Unable to fork [/usr/bin/sh] in /in/6E8qg on line 2 Warning: dir(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/6E8qg on line 4 Warning: dir(/): Failed to open directory: Operation not permitted in /in/6E8qg on line 4
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 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 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.25, 7.4.33, 8.0.0 - 8.0.13
Warning: system(): Unable to fork [/usr/bin/sh] in /in/6E8qg on line 2 var dev run etc tmp sys proc usr bin boot home lib lib64 mnt opt root sbin srv in
Output for 7.4.26 - 7.4.32
Warning: system(): Unable to fork [/usr/bin/sh] in /in/6E8qg on line 2 Warning: dir(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/6E8qg on line 4 Warning: dir(/): failed to open dir: Operation not permitted in /in/6E8qg on line 4
Output for 4.4.3 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
<br /> <b>Warning</b>: system() [<a href='function.system'>function.system</a>]: Unable to fork [/usr/bin/sh] in <b>/in/6E8qg</b> on line <b>2</b><br /> var dev run etc tmp sys proc usr bin boot home lib lib64 mnt opt root sbin srv in
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.2
<br /> <b>Warning</b>: system(): Unable to fork [/usr/bin/sh] in <b>/in/6E8qg</b> on line <b>2</b><br /> var dev run etc tmp sys proc usr bin boot home lib lib64 mnt opt root sbin srv in
Output for 4.3.0 - 4.3.1
<br /> <b>Warning</b>: system() [<a href='http://www.php.net/function.system'>function.system</a>]: Unable to fork [/usr/bin/sh] in <b>/in/6E8qg</b> on line <b>2</b><br /> var dev run etc tmp sys proc usr bin boot home lib lib64 mnt opt root sbin srv in
preferences:
308.4 ms | 402 KiB | 468 Q