npm install vue-meta --save

import Meta from ‘vue-meta‘
Vue.use(Meta)

import {indexData} from ‘./api/index‘

data () {
    return {
      extension:‘‘,
    }
  },

metaInfo(){//nuxt.js中metaInfo==head
   return {
    title: this.extension.f_extension_title,
    meta: [
     {
       hid: "keywords",
       name: ‘keywords‘,
       content: this.extension.f_extension_keywords
     },
     {
       hid: "description",
       name: ‘description‘,
       content: this.extension.f_extension_description,
     }
   ]
},