3v4l.org

run code in 300+ PHP versions simultaneously

@ 2023-11-27T11:54:07Z

<?php

// before, in 10.1
class BaseOld {
    public function __construct() {}
    public function printTest(): void {
        print $this->test;
    }
}
// after
class BaseNew {
    private bool $test;
    public function __construct(?bool $test = NULL) {
        $test = $test ?? TRUE;
        $this->test = $test;
    }
    public function printTest(): void {
        print $this->test;
    }
}

// NOTE: IDENTICAL!
class FooOld extends BaseOld {
    protected bool $test;
    public function __construct() {
        parent::__construct();
        $this->test = FALSE;
    }
}
class FooNew extends BaseNew {
    protected bool $test;
    public function __construct() {
        parent::__construct();
        $this->test = FALSE;
    }
}

$f = new FooOld();
$f->printTest();
$f = new FooNew();
$f->printTest();

Output for git.master_jit, git.master, rfc.property-hooks: 1

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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

preferences:dark modelive previewkey bindings

48.23 ms | 405 KiB | 5 Q