Implementation code for custom key modifiers (keyboard listening events) in Vue-JS Tutorial-php.cn

Implementation code for custom key modifiers (keyboard listening events) in Vue

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Release： 2018-08-14 16:24:04

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This article brings you the implementation code of custom key modifiers (keyboard listening events) in Vue. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to you. .

Key modifier is the keyboard listening event provided by Vue.

The code is as follows:

<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  </head>
<body>
  <div id=&#39;app&#39; style="width:90%;margin:0 auto;">
    <label>Id:<input type="text" v-model="id" class="form-control"></label>
    <label>Name:
        <!--输入完成之后按下 enter键即可调用add 方法-->
      <input type="text" v-model="name" class="form-control" @keyup.enter="add">
    </label>
    <input type="button" class="btn btn-primary" name="" value="添加" @click="add" />
  </div>
</body>
<script src="../lib/vue.js"></script>
<script>
  var vm = new Vue({
    el:&#39;#app&#39;,
    data:{
      id:&#39;&#39;,
      name:&#39;&#39;,
    },
    methods:{
      add(){
        alert(this.name);
        this.id = this.name = "";
      },
    },
  });
</script>
</html>

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All key aliases

.enter

.tab

.delete

.esc

.space

.up

.left

.down

.right

is OK Pass config.keyCodes Object custom key value modifier alias

js part definition:

//自定义全局按键修饰符，键盘码和键盘按键的对应关系可自行百度。
Vue.config.keyCodes.f2 = 113;

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Use:

<input type="text" v-model="name" class="form-control" @keyup.f2="add">

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