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Vue2键盘事件

时间:2017-06-17 19:41:54      阅读:295      评论:0      收藏:0      [点我收藏+]

标签:htm   而且   show   http   toolbar   win   function   input   methods   

这两天学习了Vue.js 感觉组件这个地方知识点挺多的,而且很重要,所以,今天添加一点小笔记,学习一下Vue键盘事件
键盘事件

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<!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>

keyCode

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<!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) {
            if(ev.keyCode==13){
              alert(‘你按了回车键!‘)
            }
          }
        }
      });
    }
  </script>
</head>
<body>
<div id="box">
  <input type="text" @keyup="show($event)">
</div>
</body>
</html>

keyUp

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<!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" @keyup="show($event)">
</div>
</body>
</html>

键盘事件——简写方式

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<!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 () {
            alert(‘你按了回车!‘);
          },
          show2: function () {
            alert(‘你按了回车!‘);
          },
          show3: function () {
            alert(‘你按了上键!‘);
          },
          show4: function () {
            alert(‘你按了下键!‘);
          },
          show5: function () {
            alert(‘你按了左键!‘);
          },
          show6: function () {
            alert(‘你按了右键!‘);
          }
        }
      });
    }
  </script>
</head>
<body>
<div id="box">
  <input type="text" @keyup.13="show()">
  <hr>
  <input type="text" @keyup.enter="show2()">
  <hr>
  <input type="text" @keyup.up="show3()">
  <hr>
  <input type="text" @keyup.down="show4()">
  <hr>
  <input type="text" @keyup.left="show5()">
  <hr>
  <input type="text" @keyup.right="show6()">
  <hr>
</div>
</body>
</html>

Vue2键盘事件

标签:htm   而且   show   http   toolbar   win   function   input   methods   

原文地址:http://www.cnblogs.com/sxz2008/p/7040945.html

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