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<?php $foo = new class { public function __set(string $name, $value) { throw new \Exception; } }; $foo->destructListener = new class { public function __destruct() {echo "bye"; debug_print_backtrace(); } }; unset($foo);
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Fatal error: Uncaught Exception in /in/oa121:4 Stack trace: #0 /in/oa121(7): class@anonymous->__set('destructListene...', Object(class@anonymous)) #1 {main} thrown in /in/oa121 on line 4 bye#0 [internal function]: class@anonymous->__destruct()
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Fatal error: Uncaught Exception in /in/oa121:4 Stack trace: #0 /in/oa121(7): class@anonymous->__set('destructListene...', Object(class@anonymous)) #1 {main} thrown in /in/oa121 on line 4 bye#0 class@anonymous->__destruct()
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Exception in /in/oa121:4 Stack trace: #0 /in/oa121(7): class@anonymous->__set('destructListene...', Object(class@anonymous)) #1 {main} thrown in /in/oa121 on line 4
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/oa121 on line 3
Process exited with code 255.

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