Online PHP editor | output for jKL9Y

@ 2023-11-21T01:33:04Z

<?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 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: 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', ), ), ), )

preferences:dark modelive previewkey bindings