3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $t = array(1); while (1) { $a[] = &$t; }
Output for 7.0.0 - 7.1.0
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 67108872 bytes) in /in/Khni3 on line 4
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 72 bytes) in /in/Khni3 on line 4
Process exited with code 255.
Output for 5.2.1 - 5.3.29
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 71 bytes) in /in/Khni3 on line 4
Process exited with code 255.
Output for 4.3.0 - 5.2.0

Process exited with code 137.