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<?php /* Challenge 3: Use reflection to get access to Question::$answer from $e->getAnswer */ class Question { private $answer = 42; public function __construct($e) { try { throw $e; } catch (Exception $e) { echo $e->getAnswer($this) . PHP_EOL; } } } // start editing here class E extends Exception{ public function getAnswer($question) { $reflectionClass = new ReflectionClass('Question'); $property = $reflectionClass->getProperty('answer'); $property->setAccessible(true); return $property->getValue(new Question); } } $e = new E; // end editing here new Question($e);
Output for 7.1.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function Question::__construct(), 0 passed in /in/0gPG3 on line 29 and exactly 1 expected in /in/0gPG3:11 Stack trace: #0 /in/0gPG3(29): Question->__construct() #1 /in/0gPG3(16): E->getAnswer(Object(Question)) #2 /in/0gPG3(37): Question->__construct(Object(E)) #3 {main} thrown in /in/0gPG3 on line 11
Process exited with code 255.
Output for 7.0.0 - 7.0.14
Warning: Missing argument 1 for Question::__construct(), called in /in/0gPG3 on line 29 and defined in /in/0gPG3 on line 11 Notice: Undefined variable: e in /in/0gPG3 on line 14 Fatal error: Uncaught Error: Can only throw objects in /in/0gPG3:14 Stack trace: #0 /in/0gPG3(29): Question->__construct() #1 /in/0gPG3(16): E->getAnswer(Object(Question)) #2 /in/0gPG3(37): Question->__construct(Object(E)) #3 {main} thrown in /in/0gPG3 on line 14
Process exited with code 255.
Output for 5.3.0 - 5.6.28
Warning: Missing argument 1 for Question::__construct(), called in /in/0gPG3 on line 29 and defined in /in/0gPG3 on line 11 Notice: Undefined variable: e in /in/0gPG3 on line 14 Fatal error: Can only throw objects in /in/0gPG3 on line 14
Process exited with code 255.
Output for 5.0.0 - 5.2.17
Fatal error: Call to undefined method ReflectionProperty::setAccessible() in /in/0gPG3 on line 28
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/0gPG3 on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/0gPG3 on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/0gPG3 on line 9
Process exited with code 255.