3v4l.org

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<?php $a = array(); for ($i = 0, $max = 1000000000000; $i < $max; $i++) { $a[] = $i; }
Output for 7.0.0 - 7.0.9, 7.0.11, 7.0.16 - 7.0.33, 7.1.1, 7.1.3 - 7.1.4, 7.1.6 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1, 8.1.28, 8.2.18, 8.3.5 - 8.3.6
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 67108872 bytes) in /in/5a4gX on line 4
Process exited with code 255.
Output for 8.2.17, 8.3.4
Fatal error: Out of memory (allocated 18878464 bytes) (tried to allocate 33554440 bytes) in /in/5a4gX on line 4 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 5.6.20, 5.6.33, 7.0.10, 7.0.12 - 7.0.15, 7.1.0, 7.1.2, 7.1.5

Process exited with code 137.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.19, 5.6.21 - 5.6.32, 5.6.34 - 5.6.40
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/5a4gX on line 3
Process exited with code 255.
preferences:
153.59 ms | 402 KiB | 202 Q