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run code in 300+ PHP versions simultaneously
<?php class MyClass { private $data = 'abc'; public function myMethod() { echo "data: " . $this->data; } public function getCallBack() { return [$this, "myMethod"]; } } $obj = new MyClass; $callBack = $obj->getCallBack(); call_user_func($callBack);
Output for 5.6.38, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
data: abc
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 data: abc
preferences:
187.06 ms | 402 KiB | 209 Q