bus.js非父子组件之间通讯

import Vue from ‘vue‘
//  创建通讯实例
var bus = new Vue()
export default bus

import Bus from ‘@/assets/common/bus‘

Bus.$emit(‘getCode‘,this.openDialog1.groupid)

Bus.$on(‘getCode‘, function (msg) { // 获取小助手列表
      var param = new FormData()
      param.append(‘groupid‘, msg)
      _PhPApi.getGroupInfo(param)
        .then(res => {
          this.tableData = res.data.assistantInfo
        })
}.bind(this))