Online PHP editor | rfc for X2JmD

@ 2013-09-05T06:59:52Z

<?php

class A {}

class B {}

class C {}

class D
{
    public function __construct(A $a, B $b, C $c)
    {
        // ...
    }

    public function doSomething()
    {
        return 'Did something with ' . $this->a . ', ' . $this->b . ', ' . $this->c;
    }
}

class D_Proxy extends D
{
    private $serviceLocator;
    private $original;

    public function __construct(ServiceLocator $serviceLocator)
    {
        $this->serviceLocator = $serviceLocator;
    }

    private function initialize()
    {
        $this->initialized = true;
        $this->original    = $this->serviceLocator->get('D');
    }

    public function doSomething()
    {
        if ( ! $this->initialized) {
            $this->initialize();
        }

        return $this->original->doSomething();
    }
}

class HelloWorld
{
    public function __construct(D $d)
    {
        // ...
    }

    public function sayHello()
    {
        return 'Hello World';
    }

    public function doSomethingWithD()
    {
        return $this->d->doSomething();
    }
}

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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