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run code in 300+ PHP versions simultaneously
<?php class Request { private $someLongContent; public function __construct() { $this->someLongContent = str_repeat('#', 1000000); } } class Response { } class Collector { private $requests = []; private $responses = []; public function addRequest(Request $request) { $this->requests[] = $request; } public function addResponse(Response $response) { $this->responses[] = $response; } } $collector = new Collector(); $collector->addRequest(new Request()); $collector->addRequest(new Request()); $collector->addRequest(new Request()); $collector->addRequest(new Request()); $collector->addResponse(new Response()); $collector->addResponse(new Response()); $collector->addResponse(new Response()); $collector->addResponse(new Response()); register_shutdown_function(function () use ($collector) { echo 'do stuff'; }); str_repeat('#', PHP_INT_MAX);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 9223372036854775839 bytes) in /in/1cY3i on line 42 do stuff
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: Allowed memory size of 67108864 bytes exhausted (tried to allocate 9223372036854775839 bytes) in /in/1cY3i on line 42 do stuff
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 8.0.13
Fatal error: Allowed memory size of 134217728 bytes exhausted (tried to allocate 9223372036854775839 bytes) in /in/1cY3i on line 42 do stuff
Process exited with code 255.
Output for 7.1.10

Process exited with code 137.
Output for 5.6.9 - 5.6.28
Warning: str_repeat(): Result is too big, maximum 2147483647 allowed in /in/1cY3i on line 42 do stuff
Output for 5.6.0 - 5.6.8
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 9223372036854775808 bytes) in /in/1cY3i on line 42 do stuff
Process exited with code 255.
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