Vue中使用mqtt

官方文档：https://www.npmjs.com/package/mqtt

使用：

let mqtt = require('mqtt');let client = {};

//开启mqtt链接client = mqtt.connect('ws://192.168.0.0/mqtt', {    port: 8083,    clientId: 'xxx',    username: "xxx",    password: "xxx",    clean: false,});//订阅后端给你发的字段 在on里面接收client.on('connect', function () {    client.subscribe('订阅的字段', function (err) {        if (!err) {            //DOSOMETHINGS        }    })});//接收消息client.on('message', (topic, message) => {    console.log('in message');    if (topic === '订阅的字段') {　　　　//DOSOMETHING

    }})//连接断开client.end()

来源：https://www.cnblogs.com/manong-xxf/p/12018281.html