3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class lol { private function __construct() {} private function sayHello() { echo "Hello"; } } class rofl extends lol { public function __construct() { echo "hi"; } public function sayHello() { self::sayHello(); echo "Not hello"; } } $thing = new rofl(); $thing->sayHello();
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.3, 7.2.6, 7.2.8, 7.2.10 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.1, 8.1.28, 8.2.18, 8.3.5 - 8.3.7
hi Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 262144 bytes) in /in/v27Ed on line 17
Process exited with code 255.
Output for 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
hi Fatal error: Out of memory (allocated 31457280 bytes) (tried to allocate 262144 bytes) in /in/v27Ed on line 17 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 8.1.2 - 8.1.27
hi Fatal error: Out of memory (allocated 31457280) (tried to allocate 262144 bytes) in /in/v27Ed on line 17 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, 7.4.26, 8.0.13
hi Fatal error: Out of memory (allocated 130023424) (tried to allocate 262144 bytes) in /in/v27Ed on line 17 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 7.2.4 - 7.2.5, 7.2.7, 7.2.9

Process exited with code 137.
Output for 5.6.38
hi Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 130968 bytes) in /in/v27Ed on line 17
Process exited with code 255.
preferences:
159.76 ms | 401 KiB | 248 Q