3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php //$str = "ryat\0".str_repeat('i',1024); //link('/in/01E2M','b'); //$str = "/vmlinuz"; //var_dump(readlink($str)); $a = tempnam("/tmp", "aaa"); //$a = '/tmp/hi'; $b = '/tmp/ryat'; $c = '/tmp/ryat'; link($a,$b); var_dump(readlink($c));
Output for 5.3.29, 5.4.27 - 5.4.45, 5.6.7, 5.6.28, 7.0.14 - 7.1.0
Warning: readlink(): Invalid argument in /in/QhFrS on line 14 bool(false)
Output for 5.5.24 - 5.5.29, 5.5.35, 5.6.8 - 5.6.13, 5.6.20 - 5.6.21, 7.0.4 - 7.0.6
Warning: link(): File exists in /in/QhFrS on line 13 string(4) "/tmp"
Output for 4.3.2 - 5.3.28, 5.4.0 - 5.4.26, 5.5.30 - 5.5.34, 5.6.14 - 5.6.19, 7.0.0 - 7.0.3
Warning: link(): File exists in /in/QhFrS on line 13 Warning: readlink(): Invalid argument in /in/QhFrS on line 14 bool(false)
Output for hhvm-3.12.0
Warning: readlink(): No such file or directory /tmp/ryat in /in/QhFrS on line 14 bool(false)
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.1
Warning: link() [http://www.php.net/function.link]: File exists in /in/QhFrS on line 13 Warning: readlink() [http://www.php.net/function.readlink]: Invalid argument in /in/QhFrS on line 14 bool(false)
Output for 4.3.0
Warning: readlink() [http://www.php.net/function.readlink]: Invalid argument in /in/QhFrS on line 14 bool(false)