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@ 2014-06-04T12:26:41Z

<?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 exceptionFun extends Exception
{
    public $that;


    public function getAnswer($that)
    {
        /*
        $this->that = $that;

        $answerTime = Closure::bind($this->getPrivate(), null, $that);

        var_dump($answerTime);
*/


        $lambda = new ReflectionFunction($that->answer);
        var_dump($lambda->invoke());

    }

    public function getPrivate()
    {
         $that = $this->that;
	     return $that->answer;
    }

}




$e = new exceptionFun();

// end editing here

new Question($e);

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Cannot access private property Question::$answer in /in/BkB8P:42 Stack trace: #0 /in/BkB8P(16): exceptionFun->getAnswer(Object(Question)) #1 /in/BkB8P(62): Question->__construct(Object(exceptionFun)) #2 {main} thrown in /in/BkB8P on line 42
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
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2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
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2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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