3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = [ [10, 'Some Name..'], [11, 'Some Name..'], [13, 'Some Name..'], ]; $array2 = [ [13, 'Viewed'] ]; var_export( array_reduce( array_merge($array1, $array2), function($result, $row) { if (!isset($result[$row[0]])) { $result[$row[0]] = $row; } else { $result[$row[0]][] = $row[1]; } return $result; } ) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 10 => array ( 0 => 10, 1 => 'Some Name..', ), 11 => array ( 0 => 11, 1 => 'Some Name..', ), 13 => array ( 0 => 13, 1 => 'Some Name..', 2 => 'Viewed', ), )

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:
106.48 ms | 405 KiB | 5 Q