fnr0E7eS'); define('DB_CHARSET', 'utf8mb4'); function db(): PDO { static $pdo = null; if ($pdo === null) { $dsn = 'mysql:host=' . DB_HOST . ';dbname=' . DB_NAME . ';charset=' . DB_CHARSET; $pdo = new PDO($dsn, DB_USER, DB_PASS, [ PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION, PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC, PDO::ATTR_EMULATE_PREPARES => false, ]); } return $pdo; }