3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $d = opendir(getcwd()); var_dump(readdir($d));
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: opendir(/): failed to open dir: Permission denied in /in/55lKs on line 2 Warning: readdir() expects parameter 1 to be resource, boolean given in /in/55lKs on line 3 NULL
Output for hhvm-3.10.0 - 3.12.0
Warning: Permission denied in /in/55lKs on line 2 Warning: readdir() expects parameter 1 to be resource, boolean given in /in/55lKs on line 3 NULL
Output for 5.2.3 - 5.2.17
Warning: opendir(/): failed to open dir: Permission denied in /in/55lKs on line 2 Warning: readdir(): supplied argument is not a valid Directory resource in /in/55lKs on line 3 bool(false)
Output for 4.3.2 - 5.2.2
Warning: opendir(/in): failed to open dir: Permission denied in /in/55lKs on line 2 Warning: readdir(): supplied argument is not a valid Directory resource in /in/55lKs on line 3 bool(false)
Output for 4.3.0 - 4.3.1
Warning: opendir(/in) [http://www.php.net/function.opendir]: failed to open dir: Permission denied in /in/55lKs on line 2 Warning: readdir(): supplied argument is not a valid Directory resource in /in/55lKs on line 3 bool(false)