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run code in 300+ PHP versions simultaneously

@ 2018-09-11T00:11:13Z

<?php

$input1 = [
    '0' => [
        'foo01' => 'value01',
        'bar02' => 'value02',
        'formats01' => [
            'subfoo_011' => 'subvalue_011',
            'subfoo_012' => 'subvalue_012',
        ]
    ],
    '1' => [
        'foo11' => 'value11',
        'bar12' => 'value12',
        'formats02' => [
            'subfoo_021' => 'subvalue_021',
            'subfoo_022' => 'subvalue_022',
        ]
    ]
];

$input2 = [
    'foo' => 'value1',
    'bar' => 'value2',
    'formats' => [
        'foo' => 'value_1',
        'bar' => 'value_2',
    ]
];


function countValues(array $array)
{

    $i = 0;
    foreach ($array as $arrayKey => $data) {
        $i++;
        $ii = 0;
        foreach ($data as $key => $value) {
            $ii++;
            if (!is_array($value)) {
                $newArray[':' . $key . '_' . $i . '_' . $ii] = $value;
            } else if (is_array($value)) {
                foreach ($value as $subKey => $subValue) {
                    $newArray[':' . $subKey . '_' . $i . '_' . $ii] = $subValue;
                }
            }
        }
    }
    return $newArray;
}


var_dump(countValues($input1));
var_dump(countValues([$input2]));

Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.24, 8.3.0 - 8.3.12: array(8) { [":foo01_1_1"]=> string(7) "value01" [":bar02_1_2"]=> string(7) "value02" [":subfoo_011_1_3"]=> string(12) "subvalue_011" [":subfoo_012_1_3"]=> string(12) "subvalue_012" [":foo11_2_1"]=> string(7) "value11" [":bar12_2_2"]=> string(7) "value12" [":subfoo_021_2_3"]=> string(12) "subvalue_021" [":subfoo_022_2_3"]=> string(12) "subvalue_022" } array(4) { [":foo_1_1"]=> string(6) "value1" [":bar_1_2"]=> string(6) "value2" [":foo_1_3"]=> string(7) "value_1" [":bar_1_3"]=> string(7) "value_2" }

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