... ...

　　　　　mounted : function() {
            this.loadData();
        },
        watch: {
            //监听相同路由下参数变化的时候，从而实现异步刷新
            ‘$route‘(to,from) {
                this.loadData();
            },
        }, 
        methods: {
            loadData() {
                let varCode = this.$route.query.varCode;
                this.api.service
                .gets({
                    varCode: varCode
                })
                .then(res => {
                    console.log(res)
                })
            },

　　　　... ...