061——VUE中vue-router之通过程序控制路由跳转

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <title>vue-router之通过程序控制路由跳转</title>

    <script src="vue.js"></script>

    <script src="node_modules/vue-router/dist/vue-router.js"></script>

</head>

<body>

<div id="demo">

    <router-view></router-view>

</div>

<script type="text/x-template" id="home">

    <div>

        <li v-for="v in news">

            <a href="#" @click.prevent="go(v.id)">{{v.title}}</a>

        </li>

    </div>

</script>

<script type="text/x-template" id="content">

    <div>

        <h1>{{field.title}}--{{field.id}}</h1>

        <p>

            {{field.content}}

        </p>

        <a href="" @click.prevent="back()">返回首页</a>

    </div>

</script>

<script>

    var data = [

        {id: 1, title: "php课程", content: "php是个比较牛的技术"},

        {id: 2, title: "java课程", content: "java是个比较牛的技术"}

    ]

    const home = {

        template: "#home",

        data() {

            return {

                news: data

            }

        },

        methods:{

            go(id){

                //var url='/content/'+id; //url第一种写法

                //var url={name:'content',params:{id:id}};//url第二种写法

                //this.$router.replace(url);//replace()替换历史记录中的跳转：

                var url={'path':'/content/'+id};//跳转到详情页  //url第三种写法

                this.$router.push(url);

            }

        }

    }

    const content = {

        template: "#content",

        data() {

            return {

                field: {}

            }

        },

        mounted() {

            var id = this.$route.params.id;

            for (let k = 0; k < data.length; k++) {

                if (data[k].id == id) {

                    this.field = data[k];

                }

            }

        },

        methods:{

            back(){

                this.$router.go(-1);

            }

        }

    }

    let routes = [

        {path: '/', component: home},

        {path: '/content/:id', component: content, name: "content"}

    ];

    //把组件交给路由器：

    let router = new VueRouter({routes});

    new Vue({

        el: "#demo",

        router

    });

</script>

</body>

</html>
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061——VUE中vue-router之通过程序控制路由跳转

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