在输入框内输入一个list，回车，添加到list列表中，点击列表中的项样式改变
1、index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>my-first-vue-project</title>
</head>
<body>
<div id="app"></div>
<!-- built files will be auto injected -->
</body>
</html>
2、main.js
// The Vue build version to load with the `import` command
// (runtime-only or standalone) has been set in webpack.base.conf with an alias.
import Vue from 'vue'
import App from './App' Vue.config.productionTip = false /* eslint-disable no-new */
new Vue({
el: '#app',
template: '<App/>',
components: { App }
})
3、App.vue
<template>
<div id="app">
<h1>{{title}}</h1>
<h1 v-text="title"></h1>
<h1 v-html="title"></h1>
<input type="text" v-model="newItem" v-on:keyup.enter="addNew">
<ul>
<li v-for="item in items" v-bind:class="{finished:item.isFinished}" v-on:click="toggleFinish(item)">
{{item.label}}
</li>
</ul> </div>
</template> <script> export default { data () {
return {
title: '<span>?</span>this is a todolist',
items:[
{
label:'coding',
isFinished:false },
{
label:'walking',
isFinished:true }
],
newItem:''
}
},
methods:{
toggleFinish:function(item){
// console.log(item);
item.isFinished=!item.isFinished;
},
addNew:function(){
// this.newItem;
// console.log(this.newItem);
this.items.push({
label:this.newItem,
isFinished:false
})
this.newItem='';
}
}
}
</script> <style>
.finished{
text-decoration:underline;
}
#app {
font-family: 'Avenir', Helvetica, Arial, sans-serif;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
text-align: center;
color: #2c3e50;
margin-top: 60px;
}
</style>