3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public function __toString() { return $this; } } (string) (new Test);
Output for 8.3.6 - 8.3.7
Fatal error: Out of memory (allocated 73953280 bytes) (tried to allocate 5140480 bytes) in /in/Dbe6G on line 0 mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Out of memory (allocated 74346496 bytes) (tried to allocate 5537792 bytes) in /in/Dbe6G on line 0 mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 8.3.0 - 8.3.4
Fatal error: Out of memory (allocated 23068672 bytes) (tried to allocate 24576 bytes) in /in/Dbe6G on line 0 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18

Process exited with code 139.
Output for 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Method Test::__toString() must return a string value in /in/Dbe6G:9 Stack trace: #0 {main} thrown in /in/Dbe6G on line 9
Process exited with code 255.
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33
Recoverable fatal error: Method Test::__toString() must return a string value in /in/Dbe6G on line 9
Process exited with code 255.

preferences:
155.13 ms | 402 KiB | 192 Q