传参
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<div id="app">
<router-link to='/one'>首页</router-link>
<router-link to='/two'>用户页</router-link>
<router-view></router-view>
</div>
<script src="js/vue.js"></script>
<script src="js/vue-router.js"></script>
<script>
var One={
template:`
<h1>这是首页</h1>
`
}
var Two={
template:`
<div>
<h2>这是用户页</h2>
<ul>
<li>
<router-link to='/two/a?uname=jack&upwd=123'>注册</router-link>
</li>
<li>
<router-link to='/two/b/rose/456'>登录</router-link>
</li>
</ul>
<router-view></router-view>
</div>
`
}
var A={
template:`
<div>
<h3>这是h3</h3>
<a href=''>{{$route.query}}</a>
<a href=''>uname:{{$route.query.uname}}</a>
<a href=''>upwd:{{$route.query.upwd}}</a>
</div>
`
}
var B={
template:`
<div>
<i>我是倾斜的</i>
<a>{{$route.params}}</a>
<a>uname:{{$route.params.uname}}</a>
<a>upwd:{{$route.params.upwd}}</a>
</div>
`
}
const routes=[
{path:'/',component:One},
{path:'/one',component:One},
{
path:'/two',
component:Two,
children:[
{path:'a',component:A},
{path:'b/:uname/:upwd',component:B}
]
}
]
const router=new VueRouter({
routes:routes
})
new Vue({
el:'#app',
router:router
})
</script>
</body>
</html>
1.png
2.png
axios
下载：npm install axios
版本
1.0：vue-resource
2.0：axios（相当于库）
Vue中的ajax
ajax作用：前端页面和后台数据做交互
在写是需要有一个.json的文档
axios({
method:'get'//get post,
url:'路径'
}).then(function(rext){//请求成功
console.log(rext.data)
}).catch(function(tex){//请求失败
console.log(tex)
})
在执行时，需要安装http-server
安装指令：npm install http-server -g
开启一个服务：http-server
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<div id="app">
<router-link to='home'>首页</router-link>
<router-link to='index'>用户页</router-link>
<router-view></router-view>
</div>
<script src="js/vue.js"></script>
<script src="js/vue-router.js"></script>
<script src="js/axios.js"></script>
<script>
var Home={
template:`
<h1>这是首页</h1>
`
}
var Index={
template:`
<div>
<h1>这是用户页</h1>
<table border=1 cellspacing=0>
<thead>
<tr>
<th>编号</th>
<th>品名</th>
<th>单价</th>
<th>数量</th>
<th>小计</th>
</tr>
</thead>
<tbody>
<tr v-for="value in list">
<td>{{value.num}}</td>
<td>{{value.pname}}</td>
<td>{{value.price}}</td>
<td>{{value.count}}</td>
<td>{{value.sub}}</td>
</tr>
</tbody>
</table>
</div>
`,
data:function(){
return{
list:null
}
},
mounted:function(){
var c=this;
axios({
method:'get',
url:'fru.json'
}).then(function(a){
console.log(a.data)
c.list=a.data;
}).catch(function(b){
console.log(b)
})
}
}
const routes=[
{path:'/',component:Home},
{path:'/home',component:Home},
{path:'/index',component:Index}
]
const router=new VueRouter({
routes:routes
})
new Vue({
el:'#app',
router:router
})
</script>
</body>
</html>
[
{
"num":1,
"pname":"apple",
"price":2,
"count":3,
"sub":6
},
{
"num":1,
"pname":"apple",
"price":2,
"count":3,
"sub":6
},
{
"num":1,
"pname":"apple",
"price":2,
"count":3,
"sub":6
}
]
在打开时不能直接打开，需要输入网址127.0.0.1:8080打开
效果：
3.png
