vue 全局挂载组件

  <!-- plugin.js -->
  import somecomponent  from './components/somecomponent'
  export default {
    install(vue) {
        let componentlist=[somecomponent  ]
        componentlist.foreach(item=>{
          vue.component(item.name, item)
        })
    }
  }

  <!-- main.js -->
  import plug from './plugin'
  vue.use(plug)