class Empfaenger extends Isolate {
	main() {
		port.receive((nachricht, replyTo) {
			if (nachricht == null) port.close();
			else print("Empfange: ${nachricht}");
		});
	}
}

main() {
	new Empfaenger().spawn().then((port) {
		for (var nachricht in ['Dies', 'ist', 'ein', 'Test']) {
			port.send(nachricht);
		}
		port.send(null);
	});
}