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class Database { private static $dbHost; private static $dbName; private static $dbUsername; private static $dbUserpassword; private static $connection = null; public static function connect() { if(self::$connection == null) { self::$dbHost = getenv('DB_HOST'); self::$dbName = getenv('DB_DATABASE'); self::$dbUsername = getenv('DB_USERNAME'); self::$dbUserpassword = getenv('DB_PASSWORD'); try { self::$connection = new PDO("mysql:host=" . self::$dbHost . ";dbname=" . self::$dbName, self::$dbUsername, self::$dbUserpassword); } catch(PDOException $e) { die($e->getMessage()); } } return self::$connection; } public static function disconnect() { self::$connection = null; } }
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