Vue Router

官网的例子

https://router.vuejs.org/zh/guide/#html

一、简单的Vue Router

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <App />
    </div>
    <script src="./js/vue.js"></script>
    <script src="./js/vue-router.js"></script>
    <script>
        const Foo = {
            data(){
                return {

                }
            },
            template: '<div>foo</div>' 
        }
        const Bar = {
            data(){
                return {
                    
                }
            },
            template: '<div>bar</div>' 
        }
        const router = new VueRouter({
            routes: [
                {path: '/foo', component: Foo},
                {path: '/bar', component: Bar}
            ]
        })
        // 注意:别忘记挂载
        let App = {
            router,
            data(){
                return {
                    msg:"测试",
                }
            },
            template: `
                <div>
                    <p>{{msg}}</p>
                    <p>
                        <router-link to="/foo">Go to Foo</router-link>
                        <router-link to="/bar">Go to Bar</router-link>    
                    </p>
                    <router-view></router-view>
                </div>
            `,

        }
        new Vue({
            el: "#app",
            data(){
                return{

                }
            },
            components:{
                App,
            }
        })
    </script>
</body>
</html>

 二、命名路由

注意:router-link 里的 to 要添加 v-bind,其它看官网

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <App />
    </div>
    <script src="./js/vue.js"></script>
    <script src="./js/vue-router.js"></script>
    <script>
        const Foo = {
            data(){
                return {

                }
            },
            template: '<div>foo</div>' 
        }
        const Bar = {
            data(){
                return {
                    
                }
            },
            template: '<div>bar</div>' 
        }
        const router = new VueRouter({
            routes: [
                {
                    path: '/foo',
                    name: 'foo', 
                    component: Foo
                },
                {
                    path: '/bar',
                    name: 'bar', 
                    component: Bar
                }
            ]
        })
        // 注意:别忘记挂载
        let App = {
            router,
            data(){
                return {
                    msg:"测试",
                }
            },
            // 注意: to前面添加 v-bind
            template: `
                <div>
                    <p>{{msg}}</p>
                    <p>
                        <router-link :to="{name: 'foo'}">Go to Foo</router-link>
                        <router-link :to="{name: 'bar'}">Go to Bar</router-link>    
                    </p>
                    <router-view></router-view>
                </div>
            `,

        }
        new Vue({
            el: "#app",
            data(){
                return{

                }
            },
            components:{
                App,
            }
        })
    </script>
</body>
</html>

三、重定向

1、重定向url

const router = new VueRouter({
    routes: [
        {
            path : '/',
            redirect: '/foo',
        },
        {
            path: '/foo',
            name: 'foo', 
            component: Foo
        },
        {
            path: '/bar',
            name: 'bar', 
            component: Bar
        }
    ]
})

2、重定向命名路由

const router = new VueRouter({
    routes: [
        {
            path : '/',
            redirect: {name: 'foo'},
        },
        {
            path: '/foo',
            name: 'foo', 
            component: Foo
        },
        {
            path: '/bar',
            name: 'bar', 
            component: Bar
        }
    ]
})

 四、动态路由匹配

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <App />
    </div>
    <script src="./js/vue.js"></script>
    <script src="./js/vue-router.js"></script>
    <script>
        const Foo = {
            data(){
                return {
                    uid: null,
                }
            },
            template: '<div>foo{{uid}}</div>',
            watch:{
                '$route' (to, from) {
                    // 对路由变化作出响应...发送ajax
                    console.log(to.params.id)
                    this.uid = to.params.id
                 }
            }
        }
        const router = new VueRouter({
            routes: [
                {
                    path: '/foo/:id',
                    name: 'foo', 
                    component: Foo
                }
            ]
        })
        // 注意:别忘记挂载
        let App = {
            router,
            data(){
                return {
                    msg:"测试",
                }
            },
            // 注意: to前面添加 v-bind
            // 关于参数的问题看官网的  命名路由
            template: `
                <div>
                    <p>{{msg}}</p>
                    <p>
                        <router-link :to="{name: 'foo', params:{id:1}}">Go to Foo 1</router-link>
                        <router-link :to="{name: 'foo', params:{id:2}}">Go to Foo 2</router-link>    
                    </p>
                    <router-view></router-view>
                </div>
            `
        }
        new Vue({
            el: "#app",
            data(){
                return{

                }
            },
            components:{
                App,
            }
        })
    </script>
</body>
</html>

 五、编程式导航

利用v-on 和函数

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <App />
    </div>
    <script src="./js/vue.js"></script>
    <script src="./js/vue-router.js"></script>
    <script>
        const Foo = {
            data(){
                return {

                }
            }, 
            template: `
                <div>
                    <p>foo</p>
                    <button @click="clickHandler">跳转</button>    
                </div>
            `,
            methods:{
                clickHandler(){
                    router.push({ path: '/bar' })
                }
            } 
        }
        const Bar = {
            data(){
                return {

                }
            }, 
            template: '<div>bar</div>' 
        }
        const router = new VueRouter({
            routes: [
                { path: '/foo', component: Foo },
                { path: '/bar', component: Bar }
            ]
        })
        let App = {
            router,
            data(){
                return {
                    text: "测试",
                }
            },
            template: `
                <div>
                    <p>{{text}}</p>
                    <p>
                        <router-link to="/foo">Go to Foo</router-link>
                        <router-link to="/bar">Go to Bar</router-link>
                    </p> 
                    <router-view></router-view>
                </div>
            `,

        }
        new Vue({
            el: "#app",
            data(){
                return {

                }
            },
            components:{
                App,
            }
        })
    </script>
</body>
</html>

 六、带参数的查询

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <App></App>
    </div>
    <script src="./js/vue.js"></script>
    <script src="./js/vue-router.js"></script>
    <script>
        const Foo = {
            data(){
                return {}
            }, 
            template: '<div>foo</div>' 
            }
        const Bar = {
            data(){
                return {}
            }, 
            template: '<div>bar</div>' 
            }
        const router = new VueRouter({
            routes: [
                { 
                    path: '/foo', 
                    name: 'foo',
                    component: Foo 
                    },
                { 
                    path: '/bar',
                    name: 'bar', 
                    component: Bar 
                    }
            ]
        })
        let App = {
            router,
            data(){
                return {
                    msg: "测试"
                }
            },
            // query 带参数的查询 /bar?userid=2
            template: `
                <div>
                    <p>{{msg}}</p>
                    <p>
                        <router-link :to="{name: 'foo'}">Go to Foo</router-link>
                        <router-link :to="{name: 'bar', query: {userid:2}}">Go to Bar</router-link>
                    </p>
                        <router-view></router-view>
                </div>
            `,
        }
        new Vue({
            el: "#app",
            data(){
                return {

                }
            },
            components:{
                App,
            },
        })
    </script>
</body>
</html>

七、其它

1、获取 路由信息对象

created 方法中的 this.$route

2、获取 路由对象 VueRouter

created(){
    // 获取 路由信息对象
    console.log(this.$route);
    // 获取 路由对象 VueRouter
    console.log(this.$router);
} 

3、去除url中的#

const router = new VueRouter({
  mode: 'history',
  routes: [...]
})
原文地址:https://www.cnblogs.com/wt7018/p/11506882.html