Online PHP editor | output for bvEYC

@ 2025-01-30T23:03:18Z

<?php
$array = [
    '2017-05-01' => [
        'DC' => [
            'IT' => [90, 0],
            'DE' => [18, 315, 40, '', 69, 211],
            'Other' => [107, 46, '', '', 27, 22]
        ]
    ],
    '2017-05-02' => [
        'DC' => [
            'IT' => [70, 40, 55],
            'DE' => ['', 31, 4, '', 9],
            'Other' => [1107, 12, 0, 20, 1, 11, 21]
        ]
    ],
    'fringe case' => [
        'DC' => [
            'IT' => [],
            'DE' => ['', '', '', 99],
            'Other' => ['', 99]
        ]
    ]
];

var_export(
    array_map(
        fn($dateSet) => array_map(
            fn($dcSet) => array_map(
                function ($set) {
                    if (!$set) {
                        return 0;
                    }
                    sort($set);
                    $count = count($set);
                    $mid = intdiv($count, 2);
                    if ($count & 1) {
                        return $set[$mid];
                    }
                    return ((int)$set[$mid - 1] + (int)$set[$mid]) / 2;
                },
                $dcSet
            ),
            $dateSet
        ),
        $array
    )
);

Output for 8.1.32, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: array ( '2017-05-01' => array ( 'DC' => array ( 'IT' => 45, 'DE' => 54.5, 'Other' => 24.5, ), ), '2017-05-02' => array ( 'DC' => array ( 'IT' => 55, 'DE' => 4, 'Other' => 12, ), ), 'fringe case' => array ( 'DC' => array ( 'IT' => 0, 'DE' => 0, 'Other' => 49.5, ), ), )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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