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@ 2021-03-09T11:00:20Z

<?php


$results = [
    [
        'id' => '1000',
        'name' => 'Nurten',
        'pId' => '26',
        'anzahl' => '1',
        'pName' => 'Fitness-Teller',
        'preis' => '12.90',
    ],
    [
        'id' => '1001',
        'name' => 'Kutscha',
        'pId' => '94',
        'anzahl' => '1',
        'pName' => 'Pizza Parma',
        'preis' => '12.90',
    ],
    [
        'id' => '1001',
        'name' => 'Kutscha',
        'pId' => '75',
        'anzahl' => '1',
        'pName' => 'Pizza Margherita',
        'preis' => '6.50',
    ],
];


$out = [];
foreach ($results as $result)
{
    if (!isset($out[$result['id']])) {
       $out[$result['id']] = array_filter($result, function($key) { 
        return in_array($key, ['id','name']); 
    }, ARRAY_FILTER_USE_KEY);
    }

    $out[$result['id']]['products'][] = array_filter($result, function($key) { 
        return in_array($key, ['pId','anzahl','pName','preis']); 
    }, ARRAY_FILTER_USE_KEY);
}
print_r(array_values($out));

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => Array ( [id] => 1000 [name] => Nurten [products] => Array ( [0] => Array ( [pId] => 26 [anzahl] => 1 [pName] => Fitness-Teller [preis] => 12.90 ) ) ) [1] => Array ( [id] => 1001 [name] => Kutscha [products] => Array ( [0] => Array ( [pId] => 94 [anzahl] => 1 [pName] => Pizza Parma [preis] => 12.90 ) [1] => Array ( [pId] => 75 [anzahl] => 1 [pName] => Pizza Margherita [preis] => 6.50 ) ) ) )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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