vue 获取键盘值 keyCode 写法

原文链接：http://www.jb51.net/article/111485.htm<!DOCTYPE html><html><head> <meta charset="utf-8"> <title></title&am

Young_Gao

11058人浏览 · 2018-04-27 15:49:41

Young_Gao · 2018-04-27 15:49:41 发布

原文链接：http://www.jb51.net/article/111485.htm

 <!DOCTYPE html>

 <html>

 <head>

   <meta charset="utf-8">

   <title></title>

   <script src="../js/Vue.js" charset="utf-8"></script>

   <script type="text/javascript">

     window.onload = function () {

       var vm = new Vue({

         el: '#box',

         data: {},

         methods: {

           show: function (ev) {

             alert(ev.keyCode)

           }

         }

       });

     }

   </script>

 </head>

 <body>

 <div id="box">

   <input type="text" @keydown="show($event)">

 </div>

 </body>

 </html>