// Turn off echo
nc, err := nats.Connect("demo.nats.io", nats.NoEcho())
if err != nil {
	log.Fatal(err)
}
defer nc.Close()

// Do something with the connection

Options options = new Options.Builder().
                            server("nats://demo.nats.io:4222").
                            noEcho(). // Turn off echo
                            build();
Connection nc = Nats.connect(options);

// Do something with the connection

nc.close();

let nc = NATS.connect({
    url: "nats://demo.nats.io:4222",
    noEcho: true
});

ncA = NATS()
ncB = NATS()

await ncA.connect(no_echo=True)
await ncB.connect()

async def handler(msg):
   # Messages sent by `ncA' will not be received.
   print("[Received] ", msg)

await ncA.subscribe("greetings", cb=handler)
await ncA.flush()
await ncA.publish("greetings", b'Hello World!')
await ncB.publish("greetings", b'Hello World!')

# Do something with the connection

await asyncio.sleep(1)
await ncA.drain()
await ncB.drain()

NATS.start("nats://demo.nats.io:4222", no_echo: true) do |nc|
  # ...
end

let nc = await connect({
    url: "nats://demo.nats.io:4222", noEcho: true});