vue ajax 前端页面和后台数据进行交互 json
下载：
npm install axios
访问页面:
网址：127.0.0.1:8080
安装http-server
npm install http-server -g
<!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>
<rouetr-link to='/detail'>详情页<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>这是首页内容</h1>
`
}
var Detail={
template:`
<div>
<h1>这是详情页内容</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 fruList">
<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{
fruList:null
}
},
mounted:function(){
var self=this;
axios({
method:'get',//发送数据的方式
url:'fruit.json'
}).then(function(resp){//请求成功
console.log(resp.data)
self.fruList=resp.data
}).catch(function(err){//请求失败
})
}
}
//3.配置路由
const routes=[
{path:'/',component:Home},
{path:'/home',component:Home},
{path:'/detail',component:Detail}
]
//4.
const router=new VueRouter({
routes:routes
})
//5.
new Vue({
el:"#app",
router:router
})
}
</script>
</body>
friut.json
[
{
"num":1,
"pname":"apple",
"price":3,
"count":4,
"sub":12
},
{
"num":2,
"pname":"pear",
"price":4,
"count":5,
"sub":20
},
{
"num":3,
"pname":"orange",
"price":5,
"count":6,
"sub":30
}
]
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