vue项目，需求：关闭页面，删除本地登录信息

import Cookies from 'js-cookie'

/*区分关闭和刷新，关闭退出登录 start*/
window.onload = function(){
  if(!window.sessionStorage["tempFlag"]){
    Cookies.remove('token')
    location.reload();   //不能省，强制跳到登陆页
  }else{
    window.sessionStorage.removeItem("tempFlag");
  }
}
window.onunload = function (){
  window.sessionStorage["tempFlag"] = true;
}
window.onbeforeunload = function (){
  window.sessionStorage["tempFlag"] = true;
}