3v4l.org

run code in 300+ PHP versions simultaneously
<?php $query = array( 'a' => 'b', 'c' => 'd' ); var_dump(array_fill_keys($query, array('a'))); var_dump(array_fill_keys($query, array('a' => null)));
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { ["b"]=> array(1) { [0]=> string(1) "a" } ["d"]=> array(1) { [0]=> string(1) "a" } } array(2) { ["b"]=> array(1) { ["a"]=> NULL } ["d"]=> array(1) { ["a"]=> NULL } }

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:
44.01 ms | 401 KiB | 8 Q