3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 'uid_1' => [ 'sub_1' => [ 'sub_sub_1' => ['id1' => 'val_1', 'id2' => 'val_2'] ], 'sub_2' => [ 'sub_sub_1' => ['id1' => 'val_1', 'id2' => 'val_2'], 'sub_sub_2' => ['id3' => 'val_3', 'id4' => 'val_4'] ] ], 'uid_2' => [ 'sub_1' => [ 'sub_sub_1' => ['id1' => 'val_1', 'id3' => 'val_3'] ], ] ]; foreach ($array as &$uids) { foreach ($uids as &$subs) { $subs['sub_sub_1']['id5'] = 'val_5'; } } var_export($array);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 'uid_1' => array ( 'sub_1' => array ( 'sub_sub_1' => array ( 'id1' => 'val_1', 'id2' => 'val_2', 'id5' => 'val_5', ), ), 'sub_2' => array ( 'sub_sub_1' => array ( 'id1' => 'val_1', 'id2' => 'val_2', 'id5' => 'val_5', ), 'sub_sub_2' => array ( 'id3' => 'val_3', 'id4' => 'val_4', ), ), ), 'uid_2' => array ( 'sub_1' => array ( 'sub_sub_1' => array ( 'id1' => 'val_1', 'id3' => 'val_3', 'id5' => 'val_5', ), ), ), )

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:
62.94 ms | 407 KiB | 5 Q