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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); return ($qReflect->getProperties()[0]->info['defaultValue']); } } $e = new Answer; // end editing here new Question($e);
Output for git.master, git.master_jit
Warning: Undefined property: ReflectionProperty::$info in /in/h0GMt on line 28 Warning: Trying to access array offset on value of type null in /in/h0GMt on line 28
Output for rfc.property-hooks
Warning: Undefined property: ReflectionProperty::$info in /in/h0GMt on line 28 Warning: Trying to access array offset on null in /in/h0GMt on line 28

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