3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['foo']; $aref = &$a; $b = ['bar']; var_dump($a); var_dump($aref); $aref = $b; var_dump($a); var_dump($aref);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> string(3) "foo" } array(1) { [0]=> string(3) "foo" } array(1) { [0]=> string(3) "bar" } array(1) { [0]=> string(3) "bar" }

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:
51.99 ms | 401 KiB | 8 Q