<!DOCTYPE html>
<html>
<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'>
<!-- {{}}
代码位置: 标签的内容区域
作用: 将数据动态渲染到页面上 -->
<!-- <p>{{msg}}</p> -->
<!-- {{msg+"xyz"}} -->
<!-- a>b ? 10:20 -->
<!-- {{age>18?'成年':'未成年'}} -->
<!-- {{fn()}} -->
<!-- {{}}不能写以下代码 -->
<!-- {{var a = 20;}} -->
<!-- {{if(){}}} -->
<!-- {{for(){}}} -->
</div>
<script src='./vue.js'></script>
<script>
var vm = new Vue({
el: '#app',
data: {
msg: "abc",
age: 14
},
methods: {
fn() { }
}
});
</script>
</body>
</html>
