vue mounted中的函数问执行

Question

stomp.connect未被执行

<template>
  <div class="wrap">
    <MyHeader></MyHeader>
    <div class="box">
      <p>维修之前请务必做好安全防护准备。</p>
      <p>远程操作请确保驾驶室内技师做好协助工作。</p>
      <p>确保您的网络链接畅通。</p>
      <div class="modul" @click="onSend">识别模块</div>
    </div>
    <loading v-show="this.$store.state.loading"></loading>
  </div>
</template>
<script>
  import Stomp from 'stompjs'
  import SockJS from 'sockjs-client/dist/sockjs'
  let sock = new SockJS("http://192.168.3.123:80/diagnose")
  let stomp = Stomp.over(sock)

  import MyHeader from '../base/MyHead'
  import loading from '../base/loading'
  export default {
    name: 'index',
    components:{
      MyHeader,loading
    },
    data () {
      return {
        currentTime: '',
        lastTime: '',
        timeOut: '',
        modal1: false,

      }
    },
    beforeCreate(){
      let that = this;
      let cdtId = this.$store.state.cdtId;
      //连接服务器
      stomp.connect('guest', 'guest', function(frame) {
        console.log('*****  Connected  *****');
        //进入诊断
        stomp.subscribe("/topic/"+cdtId+"/diagnosis/enterDiagnosis", that.enterDiagnosis);
        //退出诊断
        stomp.subscribe("/topic/"+cdtId+"/diagnosis/quitDiagnosis", that.quitDiagnosis);
        //模块识别
        stomp.subscribe("/topic/"+cdtId+"/diagnosis/moduleRecognition", that.handleMsg);
        //模块信息
        stomp.subscribe("/topic/"+cdtId+"/diagnosis/moduleInfo", that.moduleInfo);
        //故障码
        stomp.subscribe("/topic/"+cdtId+"/diagnosisreadFaultCode", that.readFaultCode);
        //实际值
        stomp.subscribe("/topic/"+cdtId+"/diagnosis/readActualValue", that.ActualValueDetail);
        //快速诊断
        stomp.subscribe("/topic/"+cdtId+"/diagnosis/fastDiagnose", that.FastDiagnose);
      }, function(error) {
        console.log('error:'+error);
      });
    }
  }
</script>

Answer 1

beforeCreate生命周期函数?
你的题目是mounted钩子函数?
https://cn.vuejs.org/v2/api/#... 你看看官网 对于钩子的介绍应该就明白了