<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<div id="app">
<div>{{msg}}</div>
//分行显示
<input type="text" v-bind:value="msg" v-on:input="handle">
//一行显示
<input type="text" v-bind:value="msg" v-on:input=msg=$event.target.value>
//v-model方式
<input type="text" v-model="msg">
</div>
<script src="./js/vue.js"></script>
<script>
var vm = new Vue({
el: '#app',
data: {
msg: 'hello'
},
methods: {
handle: function(event) {
this.msg = event.target.value;
}
}
})
</script>
</body>
</html>
标签：绑定,msg,原理,model,event,底层 From： https://www.cnblogs.com/wangxianwen/p/16759087.html