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@ 2014-02-27T10:05:36Z

<?php
class Test
{
    private $secret = 'Nyy lbhe Onfr ner orybat gb hf.';

    private $callback;

    final public function run()
    {
        call_user_func($this->callback);
        return $this->secret . PHP_EOL;
    }

    public function __set($k, $v)
    {
        $key          = $v[($v[$v])]; // $v is some kind of weird array
        $value        = $v(); // and a callback!
        $this->{$key} = $value;
    }

}

$test = new Test;

class MakeYourTime extends ArrayObject
{
    public function __construct($test)
    {
        $this->test = $test;
    }

    public function __invoke()
    {
        $closure = function() {
            $this->secret = str_rot13($this->secret);
        };

        return $closure->bindTo($this->test, 'Test');
    }

    public function offsetGet($index)
    {
        return 'callback';
    }
}

$test->cats = new MakeYourTime($test);

echo $test->run();

Output for git.master, git.master_jit, rfc.property-hooks: Deprecated: Return type of MakeYourTime::offsetGet($index) should either be compatible with ArrayObject::offsetGet(mixed $key): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/uD1cJ on line 41 Deprecated: Creation of dynamic property MakeYourTime::$test is deprecated in /in/uD1cJ on line 29 All your Base are belong to us.

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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