<!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>v-on</title>
<script src="./vue.js"></script>
</head>
<body>
<!--v-on是事件綁定機制
v-on的縮寫是'@'
-->
<div id="app-5">
<p>{{ message }}</p>
<button v-on:click="reverseMessage">反轉消息</button>
<button @click="reverseMessage">反轉消息</button>
</div>
</body>
<script>
var app5 = new Vue({
el: '#app-5',
data: {
message: 'Hello Vue.js!'
},
//methods的方法
methods: {
reverseMessage: function () {
this.message = this.message.split('').reverse().join('')
}
}
});
</script>
</html>
