vue-learn/src/main.js

import Vue from 'vue'
import App from './App.vue'
import router from './router/router'
import ElementUI from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'
import './assets/fonts/iconfont.css'
import './assets/css/globel.css'
import tableTree from 'vue-table-with-tree-grid'
import axios from 'axios'

Vue.component('table-tree', tableTree)
axios.defaults.baseURL = 'http://127.0.0.1:8888/api/private/v1/'
axios.interceptors.request.use(config => {
  config.headers.Authorization = sessionStorage.getItem('token')
  return config
})
Vue.prototype.$http = axios
Vue.use(ElementUI)

Vue.config.productionTip = false

new Vue({
  router,
  render: h => h(App)
}).$mount('#app')