Online PHP editor | output for VL42l

@ 2018-12-18T17:52:01Z

<?php

$old = array(
    20 =>
        array(
            'name' => 'Heels',
            'path' => '10/15/20',
        ),
    15 =>
        array(
            'name' => 'Sandals',
            'path' => '15',
        ),
    10 =>
        array(
            'name' => 'Trainers',
            'path' => '10',
        ),
);

$result = [];
$mapper = array_combine(array_keys($old), array_column($old, 'name'));
foreach ($old as $key => $value) {
    $path = implode(' > ', array_map(function($x) use ($mapper) {
        return $mapper[(int)$x];
    }, explode('/', $value['path'])));

    $result[$key] = ['value' => $key,'label' => $path];
}

print_r($result);

Output for 5.6.38, 7.0.33, 7.1.25 - 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 - 8.1.33, 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 ( [20] => Array ( [value] => 20 [label] => Trainers > Sandals > Heels ) [15] => Array ( [value] => 15 [label] => Sandals ) [10] => Array ( [value] => 10 [label] => Trainers ) )
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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