.-.-.-.-.-

<?php
/**
 * This example configuration shows how to configure phpMyAdmin for
 * many hosts that all have identical configuration otherwise. To add
 * a new host, just drop it into $hosts below. Contributed by
 * Matthew Hawkins.
 */

declare(strict_types=1);

$i = 0;
$hosts = [
    'foo.example.com',
    'bar.example.com',
    'baz.example.com',
    'quux.example.com',
];

foreach ($hosts as $host) {
    $i++;
    $cfg['Servers'][$i]['host'] = $host;
    $cfg['Servers'][$i]['port'] = '';
    $cfg['Servers'][$i]['socket'] = '';
    $cfg['Servers'][$i]['compress'] = false;
    $cfg['Servers'][$i]['controluser'] = 'pma';
    $cfg['Servers'][$i]['controlpass'] = 'pmapass';
    $cfg['Servers'][$i]['auth_type'] = 'cookie';
    $cfg['Servers'][$i]['user'] = '';
    $cfg['Servers'][$i]['password'] = '';
    $cfg['Servers'][$i]['only_db'] = '';
    $cfg['Servers'][$i]['verbose'] = '';
    $cfg['Servers'][$i]['pmadb'] = 'phpmyadmin';
    $cfg['Servers'][$i]['bookmarktable'] = 'pma__bookmark';
    $cfg['Servers'][$i]['relation'] = 'pma__relation';
    $cfg['Servers'][$i]['table_info'] = 'pma__table_info';
    $cfg['Servers'][$i]['table_coords'] = 'pma__table_coords';
    $cfg['Servers'][$i]['pdf_pages'] = 'pma__pdf_pages';
    $cfg['Servers'][$i]['column_info'] = 'pma__column_info';
    $cfg['Servers'][$i]['history'] = 'pma__history';
    $cfg['Servers'][$i]['table_uiprefs'] = 'pma__table_uiprefs';
    $cfg['Servers'][$i]['tracking'] = 'pma__tracking';
    $cfg['Servers'][$i]['userconfig'] = 'pma__userconfig';
    $cfg['Servers'][$i]['recent'] = 'pma__recent';
    $cfg['Servers'][$i]['users'] = 'pma__users';
    $cfg['Servers'][$i]['usergroups'] = 'pma__usergroups';
    $cfg['Servers'][$i]['navigationhiding'] = 'pma__navigationhiding';
    $cfg['Servers'][$i]['savedsearches'] = 'pma__savedsearches';
    $cfg['Servers'][$i]['central_columns'] = 'pma__central_columns';
    $cfg['Servers'][$i]['designer_settings'] = 'pma__designer_settings';
    $cfg['Servers'][$i]['export_templates'] = 'pma__export_templates';
}

/var/www/html/phpmyadmin/examples/./config.manyhosts.inc.php