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@ 2015-03-31T14:29:28Z

<?php

interface response
{
    
    public function getResponseClass();
}

class foo implements response
{
    public $type = 'foo';
    
    public function getResponseClass()
    {
        return 'hello';
    }
}

class bar implements response
{
    public $type = 'bar';
    
    public function getResponseClass()
    {
        return 'world';
    }
}

class hello
{
    
}

class world
{
    
}

class process
{
    public function test1($a)
    {
        switch ($a->type)
        {
            case 'foo':
                return new hello();
            case 'bar':
                return new world();
            
        }
    }
    
    public function test2($a)
    {
        $class = $a->getResponseClass();
        return new $class;
    }
}

$p = new process;
var_dump($p->test1(new bar()));
var_dump($p->test2(new bar()));

Output for git.master, git.master_jit, rfc.property-hooks: object(world)#3 (0) { } object(world)#2 (0) { }

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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