zx_flk_app/component/comPopup/index.js

import Vue from 'vue'
import Confirm from './Confirm.vue'
 
let newInstance;
const ConfirmInstance = Vue.extend(Confirm)
 
const initInstance = () => {
  newInstance = new ConfirmInstance()
  document.body.appendChild(newInstance.$mount().$el)
}
 

export const confirm = (options) => { 
  if (!newInstance) {
    initInstance()
  }
  Object.assign(newInstance, options)
 
  return newInstance.show(vm => {
    newInstance = null
  })
}