Online PHP editor | output for PNKP7

@ 2020-10-10T05:10:15Z

<?php

$files = [
    'Hakim_123.txt',
    'Mick_MacKusa.jpg',
    'henry_rollins.gif',
    'Z_zzz_zzz_zzz.csv'
];
$_GET['postname'] = 'H';

if (!preg_match('~^[A-Z]$~', $_GET['postname'] ?? '')) {
    exit('Stop trying to hack my scripts');
}

exit(
    json_encode(
        array_values(
            array_unique(
                preg_filter(
                    '~^' . strtolower($_GET['postname']) . '[^_]*\K_.*~',
                    '',
                    array_map('strtolower', $files)
                )
            )
        )
    )
);

Output for 7.2.0 - 7.2.34, 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: ["hakim","henry"]
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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