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@ 2021-04-26T15:42:47Z

<?php
$input = array
(
    array
        (
            'id' => 123,
            'lfsnr' => 'abc',
            'aktion' => 'A'
        ),
    array
        (
            'id' => 123,
            'artikel' => 'RGUA 3',
            'menge' => '20,18'
        ),

    array
        (
            'id' => 456,
            'lfsnr' => '22013552',
            'aktion' => 'A'
        ),
    array
        (
            'id' => 456,
            'artikel' => 'RG 0/63 UA 3',
            'menge' => '20,02'
        )
);
$the_ids = array_column($input, 'id');
array_multisort($the_ids, SORT_ASC, $input);
$output = array();
foreach($the_ids as $p){
    $output[$p] = array();
}
foreach($input as $i){
    $id = $i['id'];
    foreach($i as $key => $input_identifier){
        $output[$id][$key] = $input_identifier; 
    }
}
$output = array_values($output);
print_r($output);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => Array ( [id] => 123 [artikel] => RGUA 3 [menge] => 20,18 [lfsnr] => abc [aktion] => A ) [1] => Array ( [id] => 456 [artikel] => RG 0/63 UA 3 [menge] => 20,02 [lfsnr] => 22013552 [aktion] => A ) )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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