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run code in 150+ php & hhvm versions
Bugs & Features
<?php $reflection = new ReflectionObject('ArrayObject'); $constructor = $reflection->getConstructor(); foreach($constructor->getParameters() as $p) { var_dump($p); var_dump($p->getClass()); var_dump($p->isOptional()); var_dump($p->allowsNull()); }
Output for 7.1.0
Warning: ReflectionObject::__construct() expects parameter 1 to be object, string given in /in/FgWhu on line 2 Fatal error: Uncaught Error: Internal error: Failed to retrieve the reflection object in /in/FgWhu:3 Stack trace: #0 /in/FgWhu(3): ReflectionClass->getConstructor() #1 {main} thrown in /in/FgWhu on line 3
Process exited with code 255.
Output for 5.3.3 - 5.6.28, 7.0.0 - 7.0.14
Warning: ReflectionObject::__construct() expects parameter 1 to be object, string given in /in/FgWhu on line 2 Fatal error: ReflectionClass::getConstructor(): Internal error: Failed to retrieve the reflection object in /in/FgWhu on line 3
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Uncaught exception 'ReflectionException' with message 'ReflectionObject expects to be constructed with an object, got string' in /in/FgWhu:2 Stack trace: #0 /in/FgWhu(2): ReflectionObject->__construct() #1 {main}
Process exited with code 255.
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.5 - 5.3.2
Warning: ReflectionObject::__construct() expects parameter 1 to be object, string given in /in/FgWhu on line 2 Fatal error: Internal error: Failed to retrieve the reflection object in /in/FgWhu on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Warning: __construct() expects parameter 1 to be object, string given in /in/FgWhu on line 2 Fatal error: Internal error: Failed to retrieve the reflection object in /in/FgWhu on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: reflectionobject in /in/FgWhu on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: reflectionobject in /in/FgWhu on line 2