Vue 监听键盘,键盘修饰符keyup

附录:键盘Key Code对照表

代码:

<!doctype html>
<html >
<head>
    <meta charset="UTF-8">
    <script src="vue.js"></script>
    <title >{{title}}</title>
</head>
<body>
<div ><!--vue不能控制body和html的标签-->

    <input type="text" @keyup.enter="keyEvent">

</div>
<script>
    var vue = function (options){new Vue(options)};
    vue({
        el:'#title',
        data:{
            title:'Vue 监听键盘,键盘修饰符keyup'
        }
    });
    var app = vue({
        el:'#ask',
        data:{
        },
        methods:{
            keyEvent(){
                console.log("按下回车触发");
            }
        }
    });

</script>
</body>
</html>