esswisdom_app/main.js

import App from './App'

// #ifndef VUE3
import Vue from 'vue'
import './uni.promisify.adaptor'
import dLoading from '@/uni_modules/d-loading/components/d-loading/d-loading.vue'
Vue.component('dLoading',dLoading)
Vue.config.productionTip = false
App.mpType = 'app'
const app = new Vue({
  ...App
})
app.$mount()
// #endif

// #ifdef VUE3
import { createSSRApp } from 'vue'
// 导入你的语言文件
import en from './en.json'
import zhHans from './zh-Hans.json'
const messages = {
	en,
	'zh-Hans': zhHans
}
console.log(uni.getStorageSync('userLanguage'));
let i18nConfig = {
  locale: uni.getStorageSync('userLanguage') || 'zh-Hans',// 获取已设置的语言
  messages
}


import { createI18n } from 'vue-i18n'// v9.x
const i18n = createI18n(i18nConfig)
export function createApp() {
  const app = createSSRApp(App)
  app.use(i18n)
  return {
    app
  }
}

// #endif