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<?php $obj = new ReflectionFunction('phpinfo'); $obj = $obj->getClosure(); var_dump($obj);
Output for 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 - 8.3.6
Fatal error: Uncaught ReflectionException: Function phpinfo() does not exist in /in/ZtjUJ:2 Stack trace: #0 /in/ZtjUJ(2): ReflectionFunction->__construct('phpinfo') #1 {main} thrown in /in/ZtjUJ on line 2
Process exited with code 255.
Output for 8.0.13
object(Closure)#2 (1) { ["parameter"]=> array(1) { ["$flags"]=> string(10) "<optional>" } }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
object(Closure)#2 (0) { }
Output for 7.3.32 - 7.3.33
object(Closure)#2 (1) { ["parameter"]=> array(1) { ["$what"]=> string(10) "<optional>" } }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Fatal error: Call to undefined method ReflectionFunction::getClosure() in /in/ZtjUJ on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: reflectionfunction in /in/ZtjUJ on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: reflectionfunction in /in/ZtjUJ on line 2

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