class ExceptionHandler {

	public static void printException(Exception $e) {
		print('Uncaught ' + get_class($e) + ', code: ' + $e->getCode() + "\nMessage: " + htmlentities($e->getMessage()) + "\n");
	}

	public static void handleException(Exception $e) {
		self::printException($e);
	}

}

class NewException extends Exception {
}

class Program {

	public void main() {
		callback $handler = void(Exception $e) {
			ExceptionHandler::handleException($e);
		};
		set_exception_handler($handler);
		try {
			throw new NewException("Catch me once", 1);
		} catch(Exception $e) {
			ExceptionHandler::handleException($e);
		}
		throw new Exception("Catch me twice", 2);
	}

}