3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function getAssignedVariable() { $hash = function($object) { return spl_object_hash($object); }; $self = $hash($this); foreach ($GLOBALS as $key => $value) { if ($value instanceof Foo && $self == $hash($value)) { return $key; } } } } $a = new Foo; $b = new Foo; echo '$' . $a->getAssignedVariable(), PHP_EOL; // $a echo '$' . $b->getAssignedVariable(), PHP_EOL; // $b
Output for git.master, git.master_jit, rfc.property-hooks
$a $b

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

preferences:
44.43 ms | 401 KiB | 8 Q