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<?php error_reporting(E_ALL); ini_set('display_errors', true); class A { private $func = null; public function __construct($func) { $this->func = $func; } public function exec() { $this->func(); } } $a = new A(function() { echo 'works'; }); $a->exec();
Output for 7.0.0 - 7.0.20, 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
Fatal error: Uncaught Error: Call to undefined method A::func() in /in/Auho0:14 Stack trace: #0 /in/Auho0(22): A->exec() #1 {main} thrown in /in/Auho0 on line 14
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: Uncaught Error: Call to undefined method A::func() in /in/Auho0:14 Stack trace: #0 /in/Auho0(22): A->exec() #1 {main} thrown in /in/Auho0 on line 14
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Call to undefined method A::func() in /in/Auho0 on line 14
Process exited with code 255.

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