<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>键盘语义修饰符： </title>
<script src="vue.js"></script>
</head>
<body>
<div id="lantian">
<!--keyup 后面可以跟键盘的任何键。敲击相对应的键，就会执行绑定的事件-->
<input type="text" @keyup.enter="keyEvent">
</div>
<script>
var app = new Vue({
el: '#lantian',
data: {
},
methods: {
keyEvent(){
console.log('123');
}
}
});
</script>
</body>
</html>