<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue的方法_侠课岛(9xkd.com)</title>
<script src="https://unpkg.com/vue@next"></script>
</head>
<body>
<div id="counter">
Counter: {{ counter }}
</div>
<script>
const app = Vue.createApp({
data() {
return { count: 4 }
}
})
const vm = app.mount('#counter')
console.log(vm.count) // => 4
</script>
</body>
</html>