事件监听
v-on基础
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="app">
<h2>{{counter}}</h2>
<button v-on:click="increment">+</button>
<button @click="decrement">-</button>
</div>
<script src="../js/vue.js"></script>
<script>
const app = new Vue({
el: '#app',
data: {
counter: 0
},
methods: {
increment(){
this.counter++
},
decrement(){
this.counter--
}
}
})
</script>
</body>
</html>
