3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array_a = [ ['A', 0, 1047], ['B', 0, 279], ['C', 0, 68], ['D', 0, 4], ]; $array_b = [ ['A', 76, 0], ['B', 170, 0], ['E', 287, 0], ['C', 15, 0], ['D', 210, 0], ]; foreach (array_merge($array_a, $array_b) as $row) { if (!isset($result[$row[0]])) { $result[$row[0]] = $row; } else { $result[$row[0]][1] += $row[1]; $result[$row[0]][2] += $row[2]; } } var_export(array_values($result));
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 0 => 'A', 1 => 76, 2 => 1047, ), 1 => array ( 0 => 'B', 1 => 170, 2 => 279, ), 2 => array ( 0 => 'C', 1 => 15, 2 => 68, ), 3 => array ( 0 => 'D', 1 => 210, 2 => 4, ), 4 => array ( 0 => 'E', 1 => 287, 2 => 0, ), )

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:
26.68 ms | 406 KiB | 5 Q