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@ 2023-01-18T22:35:13Z

<?php

$array = [
    2 => [
        'position' => 0,
        'children' => [
            3 => ['position' => "375"],
            5 => ['position' => "44"],
            6 => ['position' => "567"],
            9 => [
                'position' =>  "12",
                'children' => [
                    74 => ['position' => "2"],
                    76 => ['position' => "3"],
                    77 => ['position' => "1"],
                ]
            ],
            62 => ['position' => "34"],
            63 => ['position' => "11"],
            66 => ['position' => "114"],
            74 => ['position' => "912"],
            76 => ['position' => "4564"],
        ]
    ]
];


function recur(&$data): void
{
    uasort($data, fn($a, $b) => $a['position'] <=> $b['position']);
    foreach($data as &$value){
        if (isset($value['children'])) {
            recur($value['children']);
        }
    }
}
recur($array);
var_export($array);

Output for git.master, git.master_jit, rfc.property-hooks: array ( 2 => array ( 'position' => 0, 'children' => array ( 63 => array ( 'position' => '11', ), 9 => array ( 'position' => '12', 'children' => array ( 77 => array ( 'position' => '1', ), 74 => array ( 'position' => '2', ), 76 => array ( 'position' => '3', ), ), ), 62 => array ( 'position' => '34', ), 5 => array ( 'position' => '44', ), 66 => array ( 'position' => '114', ), 3 => array ( 'position' => '375', ), 6 => array ( 'position' => '567', ), 74 => array ( 'position' => '912', ), 76 => array ( 'position' => '4564', ), ), ), )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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