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@ 2021-09-28T08:11:10Z

<?php

$data = [
    0 => [
        'order' => 3,
        'userId' => 'b3cef82a-ab65-4a0f-9e4b-3ad1d0324532',
        'createdAt' => '2021-09-24T03:29:37.000Z',
        'updatedAt' => '2021-09-24T03:29:37.000Z',
    ],
    1 => [
        'order' => 2,
        'userId' => '2955e28b-4d26-4992-9b5e-b300529dsas3',
        'createdAt' => '2021-09-24T03:22:32.000Z',
        'updatedAt' => '2021-09-24T03:22:32.000Z',
    ],
    2 => [
        'order' => 3,
        'userId' => 'wert5678-b85c-4802-b53f-cbdfe9515ty6b',
        'createdAt' => '2021-09-01T10:13:45.000Z',
        'updatedAt' => '2021-09-01T10:13:45.000Z',
    ],
];
    
    
$dataReal = null;
foreach ($data as $v) {
    if(
        $v['order'] == 3 && // check for order
        (
            $dataReal === null || // dataReal is empty
            strtotime($dataReal['createdAt']) < strtotime($v['createdAt']) // override if date is newer
            
        )
    ) {
        $dataReal = $v;
    } 
}

print_r($dataReal);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [order] => 3 [userId] => b3cef82a-ab65-4a0f-9e4b-3ad1d0324532 [createdAt] => 2021-09-24T03:29:37.000Z [updatedAt] => 2021-09-24T03:29:37.000Z )

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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