1 mounted:function(){
 2         //实时监控调用是否登录接口
 3         //定时器
 4         const timer = setInterval(() => {
 5             this.isLogin();//你所加载数据的方法
 6 
 7         }, 610000)//秒查询一次是否登录
 8         //销毁定时器
 9         this.$once('hook:beforeDestroy', () => {
10             clearInterval(timer)
11         })
12     },
13 
14 
15 isLogin () {            axios.get('http://localhost:8080/getSessionLogin',).then(function (response) {
16                 console.log(response);
17                 if (response.status === 200) {
18                    if (response.data === ''){
19                        window.location.href = 'http://localhost:8080/login';
20                    }
21                 }
22             }).catch(function (err) {
23                 console.log(err);
24                 window.location.href = 'http://localhost:8080/login';
25             });
26         }