<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>全局组件</title>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/vue.js"></script>
</head>
<body>
<div id="app">
<aa></aa>
</div>
<script>
//创建组件
var Aa = Vue.extend({
template:'<div>全局组件</div>'
})
//注册组件
Vue.component('aa',Aa);
let vm = new Vue({
el:'#app',
});
</script>
</body>
</html>
