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@ 2014-06-04T12:35:13Z

<?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);
*/

        //$this->that = $that;

        $answerTime = Closure::bindTo(function () { return $this->answer; }, $that, $that);


        var_dump($answerTime);
    }

    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: Non-static method Closure::bindTo() cannot be called statically in /in/sVmkQ:43 Stack trace: #0 /in/sVmkQ(16): exceptionFun->getAnswer(Object(Question)) #1 /in/sVmkQ(64): Question->__construct(Object(exceptionFun)) #2 {main} thrown in /in/sVmkQ on line 43
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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