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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 Answer extends Exception { public function getAnswer(Question $q) { $qReflect = new ReflectionClass($q); print_r ($qReflect->getProperties()); return $q->answer; } } $e = new Answer; // end editing here new Question($e);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => ReflectionProperty Object ( [name] => answer [class] => Question ) ) Fatal error: Uncaught Error: Cannot access private property Question::$answer in /in/RckAd:29 Stack trace: #0 /in/RckAd(16): Answer->getAnswer(Object(Question)) #1 /in/RckAd(38): Question->__construct(Object(Answer)) #2 {main} thrown in /in/RckAd on line 29
Process exited with code 255.

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