MQTTClient.disconnect()
Overview
Causes the MQTTClient object to disconnect.
Added in version 2.1.13
Format
var mqttClient = new MQTTClient(options);
mqttClient.disconnect(onComplete, onError);
| Value | Description | Type | Required | Notes |
|---|---|---|---|---|
| onComplete | A callback function that is called asynchronously if the connection completes. | Function | Optional | When called, the first parameter is an empty object. |
| onError | A callback function that is called asynchronously if the connection errors. | Function | Optional | When called, the first parameter is a Error object as described below. |
Error object properties
| Value | Description | Type |
Notes |
|---|---|---|---|
| message | A message that describes the failure. | String | May be undefined. |
| type | A category for the type of failure. | String |
Example
Copy
/* Connect, send a message, and disconnect
*/
mqttClient = new MQTTClient({
broker: "mqtt://mymqtt.example.com"
});
mqttClient.connect(function() {
mqttClient.publish({
topic: "this/is/a/test",
payload: "tada"
}, function(complete) {
mqttClient.disconnect();
}, function(error) {
mqttClient.disconnect();
});
});