<!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>to do list</title>
<script src="../vue.js"></script>
<style>
*{
margin: 0;
padding: 0
}
li{
list-style: none;
margin-top:10px;
border: 1px solid #eee;
border-radius: 4px;
}
#do{
400px;
border: 2px solid #ccc;
margin: 0 auto;
padding: 5px 20px;
}
.red{
background: rgb(233, 232, 159);
}
.green{
background: rgb(108, 170, 156);
}
span{
float: left;
}
</style>
</head>
<body>
<div id="do">
<input type="text" v-model='string'>
<button @click='add()'>添加任务</button>
<hr>
<ul>
<li v-for='(item,index) of list'
:class="item.state?'green':'red'"
>
<span>{{index+1}}、</span>
<p>{{item.msg}}</p>
<div v-if='item.state'>已完成</div>
<div v-else>
<button @click='finish(index)'>去完成</button>
</div>
<button @click='del(index)'>删除任务</button>
</li>
</ul>
</div>
</body>
</html>
<script>
// 实现todolist 全部 未完成 已完成
new Vue({
el:"#do",
data:{
string:'' ,
list:[{state:true,msg:"今天中午12:20吃饭"},
{state:false,msg:"晚上11点之前睡觉"},
{state:false,msg:"周末看一次电影"}]
},
methods:{
add(){
if(this.string==''){
alert('添加任务不能为空')
}
else{
this.list.push({state:false,msg:this.string})
}
},
del(index){
this.list.splice(index,1)
},
finish(index){
this.list[index].state=true
}
}
})
</script>