Online PHP editor | rfc for IfpNO

@ 2023-06-08T17:42:51Z

<?php

class Immutable {
    public function __construct(/** @psalm-readonly */ public stdClass $neverChange) {}
	public function mutate(): void { $this->neverChange->foo = 1; }
}

class DoOtherStuff {
    public function doStuff(Immutable $immutable): void { $immutable->mutate(); }
}

$data = new stdClass;
$data->foo = 0;

$immutable = new Immutable($data);

/* ... */
if ($immutable->neverChange->foo === 0) {
    /* ... */
    (new DoOtherStuff())->doStuff($immutable);
	
    /* Here I would assume, that my immutable object still holds the not change value stdClass::foo = 0
       but it got mutated to stdClass::foo = 1
    */
}

echo "Does this code actually run without any syntax errors? " . ($immutable->neverChange->foo ? 'Me definetly think so...' : 'No, some internet rando was smarter than me rapid typing some example which everybody did understand anyways');

Output for git.master, git.master_jit, rfc.property-hooks: Does this code actually run without any syntax errors? Me definetly think so...

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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