Online PHP editor | output for GgQ0T

@ 2024-02-08T19:22:43Z

<?php

$multi = [
    "A2" => [
        0 => "A1",
        1 => "A2",
        2 => "A3",
    ],
    "A1" => [
        0 => "A1",
        1 => "A6",
        2 => "A5",
        3 => "A2",
    ],
    "A6" => [
        0 => "A3",
    ],
    "A3" => [
        0 => "A3",
        1 => "A2",
    ],
    "A5" => [
        0 => "A4"
    ],
    "A4" => [
        0 => "A4",
        1 => "A3",
    ]
];

$single = [
    "A1" => 675.58333333333,
    "A2" => 1786.75,
    "A3" => 2897.9166666667,
    "A4" => 4009.0833333333,
    "A5" => 5120.25,
    "A6" => 6231.4166666667,
];

$result = [];
foreach ($multi as $key => $row) {
    $values = array_intersect_key($single, array_flip($row));
    $result[$key] = array_sum($values) / count($values);
}
var_export($result);

Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.4.16, 8.5.0 - 8.5.1: array ( 'A2' => 1786.75000000001, 'A1' => 3453.5000000000073, 'A6' => 2897.9166666667, 'A3' => 2342.3333333333503, 'A5' => 4009.0833333333, 'A4' => 3453.5, )
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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