• 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: [...]
    })
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  • 原文地址:https://www.cnblogs.com/wt7018/p/11506882.html
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