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@ 2021-01-05T07:23:59Z

<?php

$array1 = array (
    298 => 
    array (
        'dates' => 
        array (
            0 => '2020-12-26 10:39:13',
            1 => '2020-12-15 12:18:23',
            2 => '2020-12-22 12:27:46',
            3 => '2020-12-24 10:51:00',
            4 => '2020-12-26 10:01:44',
            5 => '2020-12-26 10:31:55',
            6 => '2020-12-26 10:48:33',
            7 => '2020-12-26 10:56:34'
        ),
    ),
    184 => 
    array (
        'dates' => 
        array (
            0 => '2020-11-16 07:52:33',
            1 => '2020-12-24 13:01:14'
        ),
    ),
    182 => 
    array (
        'dates' => 
        array (
            0 => '2021-01-05 08:50:27'
        ),
    )
);

$array2 = array (
    298 => 
    array (
        'dates' => 
        array (
            0 => '2020-11-16 07:38:26',
            1 => '2020-11-16 07:47:05',
            2 => '2020-12-15 12:20:07',
            3 => '2020-12-24 10:52:35'
        ),
    ),
    184 => 
    array (
        'dates' => 
        array (
            0 => '2020-11-16 07:53:12'
        ),
    ),
    53 => 
    array (
        'dates' => 
        array (
            0 => '2020-11-16 07:53:12'
        ),
    )
);

$keys = array_unique(array_merge(array_keys($array1), array_keys($array2)));

$result = array();
foreach ($keys as $key) {
    $result[$key]['dates'] = array_merge($array1[$key]['dates'] ?? [], $array2[$key]['dates'] ?? []);
}
print_r($result);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [298] => Array ( [dates] => Array ( [0] => 2020-12-26 10:39:13 [1] => 2020-12-15 12:18:23 [2] => 2020-12-22 12:27:46 [3] => 2020-12-24 10:51:00 [4] => 2020-12-26 10:01:44 [5] => 2020-12-26 10:31:55 [6] => 2020-12-26 10:48:33 [7] => 2020-12-26 10:56:34 [8] => 2020-11-16 07:38:26 [9] => 2020-11-16 07:47:05 [10] => 2020-12-15 12:20:07 [11] => 2020-12-24 10:52:35 ) ) [184] => Array ( [dates] => Array ( [0] => 2020-11-16 07:52:33 [1] => 2020-12-24 13:01:14 [2] => 2020-11-16 07:53:12 ) ) [182] => Array ( [dates] => Array ( [0] => 2021-01-05 08:50:27 ) ) [53] => Array ( [dates] => Array ( [0] => 2020-11-16 07:53:12 ) ) )

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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

2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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