eam-uniapp/src/plugins/index.js

import tab from './tab'
import auth from './auth'
import modal from './modal'
import time from './time'
export default {
  install(app) {
    // 页签操作
   app.config.globalProperties.$tab = tab
    // 认证对象
   app.config.globalProperties.$auth = auth
    // 模态框对象
    app.config.globalProperties.$modal = modal
    // 时间对象
    app.config.globalProperties.$time = time
  }
}