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@ 2022-04-09T21:55:14Z

<?php

$array1 = array(
    "service" => "coding",
    "data" => array(
        "ITEM" => array(
            array(
                "CODE" => "9999", //STANDARD
                "QUANTITY" => 1
            ),
        )
    )
);

$array2 = array(
    array(
        "a" => "1",
        "b" => "1",
        "c" => "1",
        "d" => "1",
    ),
    array(
        "cancel" => "1",
        "a" => "1",
        "b" => "",
        "c" => "",
        "d" => "1",
    ),
    array(
        "cancel" => "1",
        "a" => "",
        "b" => "1",
        "c" => "1",
        "d" => "",
    ),
);

foreach ($array2 as $i => ['a' => $a, 'c' => $c]) {
    $temp = $array1;
    if($a == 1) {
        $temp['data']['ITEM'][] = [
            'SOMETHING' => 'this_is_a',
            'ELSE' => '1'
        ];
    }
    if ($c == 1) {
        $temp['data']['ITEM'][] = [
            'SOMETHING' => 'this_is_c',
            'ELSE' => '1'
        ];
    }

    echo "Loop #$i result:\n";    
    var_export($temp);
    echo "\n";
}

Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13: Loop #0 result: array ( 'service' => 'coding', 'data' => array ( 'ITEM' => array ( 0 => array ( 'CODE' => '9999', 'QUANTITY' => 1, ), 1 => array ( 'SOMETHING' => 'this_is_a', 'ELSE' => '1', ), 2 => array ( 'SOMETHING' => 'this_is_c', 'ELSE' => '1', ), ), ), ) Loop #1 result: array ( 'service' => 'coding', 'data' => array ( 'ITEM' => array ( 0 => array ( 'CODE' => '9999', 'QUANTITY' => 1, ), 1 => array ( 'SOMETHING' => 'this_is_a', 'ELSE' => '1', ), ), ), ) Loop #2 result: array ( 'service' => 'coding', 'data' => array ( 'ITEM' => array ( 0 => array ( 'CODE' => '9999', 'QUANTITY' => 1, ), 1 => array ( 'SOMETHING' => 'this_is_c', 'ELSE' => '1', ), ), ), )

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