<!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>Document</title>
</head>
<body>
<div id="app">
<!-- v-model lazy修饰符 只有失去焦点时数据才更新-->
<input type="text" value="" v-model.lazy="message">
<p>{{message}}</p>
<!-- 2 number修饰符 -->
<input type="text" value="" v-model.number = "age">
<p>{{age}} {{typeof age}}</p>
<!-- 3 trim修饰符 空格-->
<input type="text" value="" v-model.trim = "name">
<p>您输入的名字：{{name}}</p>
</div>
</body>
<script src="js/vue.js"></script>
<script>
const app = new Vue({
el:"#app",
data:{
message:"hello vue",
age:0,
name:''
},
methods:{
}
})
</script>
</html>
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