var udpSocket = new UDPSocket("imaginary-service.com");

udpSocket.onopen = function() {
  console.log("The UDP socket is open!");
}

udpSocket.onclose = function(closeEvent) {
  console.log(`The UDP socket was closed. code: ${closeEvent.code}, reason: ${closeEvent.reason}`);
}

udpSocket.onerror = function(errorEvent) {
  console.log(`A UDP socket error occurred: #{errorEvent.message}`);
}

udpSocket.onmessage = function(messageEvent) {
  console.log(`Received UDP data: #{messageEvent.data}`);
}

udpSocket.send("Hello! I hope you receive this.")

someButton.onclick {
  const NORMAL_CLOSURE_CODE = 1000;
  const NORMAL_CLOSURE_REASON = "nothing extraordinary!";

  udpSocket.close(NORMAL_CLOSURE_CODE, NORMAL_CLOSURE_REASON);
}