<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="content-type" content="text/html"; charset="UTF-8">
<meta name="robots" content="noindex, nofollow"/>
<meta name="googlebot" content="noindex, nofollow"/>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" type="text/css" href="./css/index.css"/>
<title>记事本</title>
</head>
<body>
<!--主体区域-->
<section id="todoapp">
<!--输入框-->
<header class="header">
<h1>记事本</h1>
<input v-model="inputValue" @keyup.enter="add" autofocus="autofocus" autocomplete="off" placeholder="请输入任务" class="new-todo"/>
</header>
<!--列表区域-->
<section class="main">
<ul class="todo-list">
<li class="todo" v-for="(item,index) in list">
<div class="view">
<span class="index">{{index+1}}.</span>
<label>{{ item }}</label>
<button class="destroy" @click="remove(index)"></button>
</div>
</li>
</ul>
</section>
<!--统计和清空-->
<footer class="footer">
<span class="todp-count" v-if="list.length!=0"> <strong>{{list.length}}</strong> items left</span>
<button v-show="list.length!=0" class="clear-completed" @click="clear"> Clear</button>
</footer>
</section>
<!--底部-->
<footer class="info"></footer>
<!-- 开发环境版本,包含了有帮助的命令行警告 -->
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<script>
var app = new Vue({
el:"#todoapp",
data:{
list:["写代码","吃饭","睡觉"],
inputValue:"好好学习,天天向上"
},
methods:{
add:function(){
this.list.push(this.inputValue);
},
remove:function(index){
this.list.splice(index,1);
},
clear:function(){
this.list = [];
}
}
})
</script>
</body>
</html>