3v4l.org

run code in 300+ PHP versions simultaneously

@ 2016-02-13T01:16:45Z

<?php
class Item {
    private $id;
    public function __construct(int $id)
    {
        $this->id = $id;
    }
    public function id() : int
    {
        return $this->id;
    }
}
class Items implements IteratorAggregate
{
    private $items = [];
    public function __construct(Item ...$items)
    {
        $this->items = $items;
    }
    public function getIterator() : Generator
    {
        yield from $this->items;
    }
}
class Collection extends IteratorIterator
{
    /** @var Items */
    public function __construct(Items $items)
    {
        parent::__construct($items);
    }
    public function current() : Item
    {
        return parent::current();
    }
}
$items = [];
for ($i=0; $i<10; $i++) {
    $items[] = new Item($i);
}
$collection = new Collection(new Items(...$items));

foreach ($collection as $item) {
    printf("\tClass: %s. Calling id() method returns %d (%s)\n", get_class($item), $item->id(), gettype($item->id()));
}

Output for git.master, git.master_jit, rfc.property-hooks: Class: Item. Calling id() method returns 0 (integer) Class: Item. Calling id() method returns 1 (integer) Class: Item. Calling id() method returns 2 (integer) Class: Item. Calling id() method returns 3 (integer) Class: Item. Calling id() method returns 4 (integer) Class: Item. Calling id() method returns 5 (integer) Class: Item. Calling id() method returns 6 (integer) Class: Item. Calling id() method returns 7 (integer) Class: Item. Calling id() method returns 8 (integer) Class: Item. Calling id() method returns 9 (integer)

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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 preview

67.31 ms | 402 KiB | 8 Q