todoList案例
<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<title>todoList案例</title>
</head>
<body>
<div id="app">
<div>
<input type="text" v-model="val">
<button type="button" @click="submitMsg">提交</button>
</div>
<ul>
<li v-for="(v, i) in list" :key="i" @click="removeMsg(i)">{{ v }}</li>
</ul>
{{ list }}
</div>
</body>
<script src="js/vue-2.5.17.js"></script>
<script type="text/javascript">
new Vue({
el: "#app",
data: {
val: "",
list: []
},
methods: {
submitMsg () {
// 往list中添加input框中的value
if (this.val) {
this.list.push(this.val);
this.val = ""
}
},
removeMsg(index) {
this.list.splice(index, 1)
}
}
})
</script>
</html>
