3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = function($b) { print "$b\n"; }; $a('lulz'); $b['lulz'] = function($b) { print "$b\n"; }; $b['lulz']('more lulz'); class c { protected $b; public function __construct() { $this->b = function($b) { print "hahahaha\n"; }; } public function __call($b, $args) { return $this->{$b}($args); } } $c = new c; $c->b('asdf');
Output for 8.2.18, 8.3.5 - 8.3.6
lulz more lulz Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 4096 bytes) in /in/71egK on line 0
Process exited with code 255.
Output for 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
lulz more lulz Fatal error: Out of memory (allocated 31457280 bytes) (tried to allocate 4096 bytes) in /in/71egK on line 0 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 7.0.0 - 7.0.3, 7.0.14 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.1, 8.1.28
lulz more lulz Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 20480 bytes) in /in/71egK on line 0
Process exited with code 255.
Output for 8.1.2 - 8.1.27
lulz more lulz Fatal error: Out of memory (allocated 31457280) (tried to allocate 20480 bytes) in /in/71egK on line 0 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 8.0.13
lulz more lulz Fatal error: Out of memory (allocated 130023424) (tried to allocate 20480 bytes) in /in/71egK on line 0 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 7.0.4 - 7.0.13
lulz more lulz Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 262144 bytes) in /in/71egK on line 14
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
lulz more lulz
Process exited with code 139.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/71egK on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/71egK on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/71egK on line 2
Process exited with code 255.

preferences:
298.07 ms | 401 KiB | 460 Q