Online PHP editor | rfc for e7mAH

@ 2020-01-25T17:34:51Z

<?php
class User 
{
    const HARDCODED_NAME = 'Васян';
    
    public $fullName = [
        'surname'    => 'Иванов', 
        'name'       => 'Иван', 
        'patronymic' => 'Иванович',
    ];
}

$property = 'fullName';
$user = new User;
echo $user->$property['surname'] . PHP_EOL; // Выведет "Иванов"

class Child extends User 
{
    public $parent;
    
    public $fullName = [
        'surname'    => 'Петров', 
        'name'       => 'Петр', 
        'patronymic' => 'Петрович',
    ];
    
    public function __construct(User $parent)
    {
        $this->parent = $parent;
    }
}

$parentProperty = 'parent';
$child          = new Child(new User);

echo $user->$property['surname'] . PHP_EOL; // Выведет "Петров"
echo $child->$parentProperty::HARDCODED_NAME . PHP_EOL; // Выведет "Васян"

$arrayProperty = ['parent'];
echo $child->{$arrayProperty[0]}::HARDCODED_NAME . PHP_EOL; // Выведет "Васян"

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

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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