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<?php function quicksort($array) { if (count($array) == 0) { return array(); } $pivot = $array[0]; $left = $right = array(); foreach($array as $object){ if ($object < $pivot) { $left[] = $object; } else { $right[] = $object; } } return array_merge(quicksort($left), array($pivot), quicksort($right)); } var_dump(quicksort([4, 10, 2, 6, 10, 1, 5]));
Output for 8.2.18, 8.3.5 - 8.3.6
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 4096 bytes) in /in/BifvT on line 16
Process exited with code 255.
Output for 8.2.16 - 8.2.17, 8.3.3 - 8.3.4
Fatal error: Out of memory (allocated 31457280 bytes) (tried to allocate 4096 bytes) in /in/BifvT on line 20 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 7.1.0 - 7.1.23, 7.1.25 - 7.1.33, 7.2.0 - 7.2.2, 7.2.9 - 7.2.26, 8.1.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 20480 bytes) in /in/BifvT on line 16
Process exited with code 255.
Output for 7.0.0 - 7.0.11, 7.0.13, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 20480 bytes) in /in/BifvT on line 20
Process exited with code 255.
Output for 5.6.32 - 5.6.33, 5.6.38 - 5.6.39, 7.0.12, 7.0.15, 7.0.31, 7.2.3 - 7.2.8

Process exited with code 137.
Output for 7.1.24
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 20480 bytes) in /in/BifvT on line 16
Process exited with code 137.
Output for 7.0.14, 7.0.16 - 7.0.30, 7.0.32 - 7.0.33
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 262144 bytes) in /in/BifvT on line 5
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.31, 5.6.34 - 5.6.37, 5.6.40
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/BifvT on line 12
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 130968 bytes) in /in/BifvT on line 20
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/BifvT on line 23
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 '[', expecting ')' in /in/BifvT on line 23
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/BifvT on line 23
Process exited with code 255.
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