3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = [ 'foo', 'bar' ]; function foo($array) { static $index = 0; if (!isset($array[$index])) { return array(); } $bar[$array[$index]] = foo($array) and ++$index; return $bar; } foo($array);
based on dR6DX
Output for 7.0.0 - 7.1.7, 7.2.0
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 262144 bytes) in /in/G8jt4 on line 16
Process exited with code 255.
Output for 7.1.10

Process exited with code 137.
Output for 5.4.12 - 5.6.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 130968 bytes) in /in/G8jt4 on line 16
Process exited with code 255.
Output for 5.3.22 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/G8jt4 on line 3
Process exited with code 255.