Online PHP editor | rfc for 4nTUQ

@ 2017-10-07T10:22:37Z

<?php


trait SupportSystemConfiguration
{
	protected $_supportSystemConfiguration;

	public function getConfig() : Config
		{ return $this->_supportSystemConfiguration; }
	public function setConfig( Config $supportSystemConfiguration ) : void
		{ $this->_supportSystemConfiguration = $supportSystemConfiguration; }

}

class Config
{
	public $dbName;

	public function __construct(string $dbName) 
	{
	    $this->dbName = $dbName;
	}
}

class Foo
{
    use SupportSystemConfiguration;
    
    public function __construct(Config $supportSystemConfig)
	{ 
	    $this->setConfig( $supportSystemConfig ); 
	}
		
	public function displayCheck() : void {}
}

class Baz
{
    use SupportSystemConfiguration;

    public function __construct(Config $supportSystemConfig )
	{ 
	    $this->setConfig( $supportSystemConfig ); 
	}
		
	public function performCheck() : string
	{
		$objFoo  = new Foo( $this->getConfig() );
		$objFoo->displayCheck();

		return 'ok';
	}

}

$objSupportSystemConfiguration = new Config('abc');

$objFuzz = new Baz( $objSupportSystemConfiguration );

echo $objFuzz->performCheck();

Output for git.master, git.master_jit, rfc.property-hooks: ok

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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