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<?php $c = new ReflectionClass('Error'); var_dump($c->getConstants(), $c->getMethods()); var_dump(get_parent_class("Error"));
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, 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
array(0) { } array(11) { [0]=> object(ReflectionMethod)#2 (2) { ["name"]=> string(7) "__clone" ["class"]=> string(5) "Error" } [1]=> object(ReflectionMethod)#3 (2) { ["name"]=> string(11) "__construct" ["class"]=> string(5) "Error" } [2]=> object(ReflectionMethod)#4 (2) { ["name"]=> string(8) "__wakeup" ["class"]=> string(5) "Error" } [3]=> object(ReflectionMethod)#5 (2) { ["name"]=> string(10) "getMessage" ["class"]=> string(5) "Error" } [4]=> object(ReflectionMethod)#6 (2) { ["name"]=> string(7) "getCode" ["class"]=> string(5) "Error" } [5]=> object(ReflectionMethod)#7 (2) { ["name"]=> string(7) "getFile" ["class"]=> string(5) "Error" } [6]=> object(ReflectionMethod)#8 (2) { ["name"]=> string(7) "getLine" ["class"]=> string(5) "Error" } [7]=> object(ReflectionMethod)#9 (2) { ["name"]=> string(8) "getTrace" ["class"]=> string(5) "Error" } [8]=> object(ReflectionMethod)#10 (2) { ["name"]=> string(11) "getPrevious" ["class"]=> string(5) "Error" } [9]=> object(ReflectionMethod)#11 (2) { ["name"]=> string(16) "getTraceAsString" ["class"]=> string(5) "Error" } [10]=> object(ReflectionMethod)#12 (2) { ["name"]=> string(10) "__toString" ["class"]=> string(5) "Error" } } bool(false)
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 array(0) { } array(11) { [0]=> object(ReflectionMethod)#2 (2) { ["name"]=> string(7) "__clone" ["class"]=> string(5) "Error" } [1]=> object(ReflectionMethod)#3 (2) { ["name"]=> string(11) "__construct" ["class"]=> string(5) "Error" } [2]=> object(ReflectionMethod)#4 (2) { ["name"]=> string(8) "__wakeup" ["class"]=> string(5) "Error" } [3]=> object(ReflectionMethod)#5 (2) { ["name"]=> string(10) "getMessage" ["class"]=> string(5) "Error" } [4]=> object(ReflectionMethod)#6 (2) { ["name"]=> string(7) "getCode" ["class"]=> string(5) "Error" } [5]=> object(ReflectionMethod)#7 (2) { ["name"]=> string(7) "getFile" ["class"]=> string(5) "Error" } [6]=> object(ReflectionMethod)#8 (2) { ["name"]=> string(7) "getLine" ["class"]=> string(5) "Error" } [7]=> object(ReflectionMethod)#9 (2) { ["name"]=> string(8) "getTrace" ["class"]=> string(5) "Error" } [8]=> object(ReflectionMethod)#10 (2) { ["name"]=> string(11) "getPrevious" ["class"]=> string(5) "Error" } [9]=> object(ReflectionMethod)#11 (2) { ["name"]=> string(16) "getTraceAsString" ["class"]=> string(5) "Error" } [10]=> object(ReflectionMethod)#12 (2) { ["name"]=> string(10) "__toString" ["class"]=> string(5) "Error" } } bool(false)
Output for 5.0.3 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Uncaught exception 'ReflectionException' with message 'Class Error does not exist' in /in/pQTV9:3 Stack trace: #0 /in/pQTV9(3): ReflectionClass->__construct('Error') #1 {main} thrown in /in/pQTV9 on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.2
Fatal error: Uncaught exception 'ReflectionException' with message 'Class Error does not exist' in /in/pQTV9:3 Stack trace: #0 {main} thrown in /in/pQTV9 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: reflectionclass in /in/pQTV9 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: reflectionclass in /in/pQTV9 on line 3

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