vue.js:v-on指令
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<div id="app">
{{msg}}
<input type="button" value="v-on指令" v-on:click="doWeb">
<input type="button" value="v-on简写" @click="doWeb">
<input type="button" value="双击事件" @dblclick="doWeb">
<h1 @click="changeYear">{{year}}</h1>
</div>
<!-- <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script> -->
<script src="./vue.js"></script>
<script>
var app = new Vue({
el:"#app",
data:{
msg:"888",
year:2019
},
methods:{
doWeb:function(){
console.log("999");
},
changeYear:function(){
this.year=2020;
}
}
})
</script>
</body>
</html>
