router-link的使用方法

 <!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta content="" name="Keywords">
    <meta content="" name="description"/>
    <title></title>
    <link rel="icon" href="">
    <style>
        .router-link-active{
            color: #ee2ad6;
        }
    </style>
    <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css"
          integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">


</head>
<body>
<div >    ];

    const router=new VueRouter({
        routes,
//        mode:'history'
        linkActiveClass:'current2' , //这个是给全局的选中状态下的 router-link修改类名
        linkExactActiveClass:'activeClass'
    });

    let vm = new Vue({
        el: '#app',

        data: {},
        router,
        created(){

        },
        directives: {},
        methods: {},
        computed: {},
        watch: {},
        filters: {}
    })
</script>