3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { function __construct () { $this->b = new B($this); } } class B { function __construct ($parent = NULL) { $this->parent = $parent; } } for ($i = 0 ; $i < 1000000 ; $i++) { $a = new A(); } ?>
Output for 4.3.0 - 5.2.0, 5.3.0 - 5.6.23, 7.0.0 - 7.1.0
Output for hhvm-3.12.0
mallctl opt.prof: No such file or directory (2) Fatal error: request has exceeded memory limit in /in/3fT9h on line 11
Process exited with code 255.
Output for hhvm-3.10.0
Fatal error: request has exceeded memory limit in /in/3fT9h on line 5
Process exited with code 255.
Output for 5.2.7 - 5.2.17
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 64 bytes) in /in/3fT9h on line 4
Process exited with code 255.
Output for 5.2.3 - 5.2.6
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 64 bytes) in /in/3fT9h on line 15
Process exited with code 255.
Output for 5.2.1 - 5.2.2
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 24 bytes) in /in/3fT9h on line 4
Process exited with code 255.