3v4l.org

run code in 300+ PHP versions simultaneously
<?php $records = array(array("a"=>1),array("a"=>2),array("a"=>3)); var_dump($records); $s1 = array_column($records, 'a'); print_r($first_names);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [0]=> array(1) { ["a"]=> int(1) } [1]=> array(1) { ["a"]=> int(2) } [2]=> array(1) { ["a"]=> int(3) } } Warning: Undefined variable $first_names in /in/s2U60 on line 6

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:
72.66 ms | 401 KiB | 8 Q