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@ 2014-04-09T07:50:23Z

<?php

class b {
    protected $object;

    public function __construct() {
        $this->object = new stdClass();
        $this->object->name = "default";
    }

    public function setObject(stdClass $object) {
        $this->object = $object;
    }
 
    public function getObject() {
        return $this->object;
    }

    public function  __clone() {
        $this->object = clone $this->object;
    }
}

class runner {

    public function run() {

        $object1 = new stdClass();
        $object1->name = "object1";
        $object2 = new stdClass();
        $object2->name = "object2";

        $b1 = new b();
        $b1->setObject($object2);

        if ($object1 instanceof $b1->object) {
            $b2 = clone $b1;
            $b2->object = $object1;
            echo $b2->getObject()->name;
        }
   }
}


$runner = new runner();
$runner->run();

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Cannot access protected property b::$object in /in/eqXfP:36 Stack trace: #0 /in/eqXfP(46): runner->run() #1 {main} thrown in /in/eqXfP on line 36
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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