Parsing vue's method of adding and deleting elements-JS Tutorial-php.cn

Parsing vue's method of adding and deleting elements

不言

Release： 2018-06-30 16:17:37

Original

3180 people have browsed it

This article shares with you the method of adding and deleting elements in Vue and related example codes. Friends who are interested can refer to it.

The relevant version example code is as follows:

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>vue实例：添加删除元素r</title>
  <style type="text/css">
    .form-group{
      margin:10px;
    }
    .form-group>label{
      display: inline-block;
      width: 5rem;
      text-align: right;
    }
  </style>
</head>
<body>
  <p id="app">
    <p class="form-group">
      <label>name:</label>
      <input type="text" name="" v-model=&#39;newitems.name&#39;>
    </p>
    <p class="form-group">
      <label>age:</label>
      <input type="text" name="" v-model=&#39;newitems.age&#39;>
    </p>
    <p class="form-group">
      <label>sex:</label>
      <select v-model=&#39;newitems.sex&#39;>
        <option value="男">男</option>
        <option value="女">女</option>
      </select>

    </p>
    <p class="form-group">
      <label></label>
      <button v-on:click = &#39;addPerson&#39;>Create</button>
    </p>

    <table>
      <thead>
        <tr>
          <th>Name</th>
          <th>Age</th>
          <th>Sex</th>
          <th>Delete</th>
        </tr>
      </thead>
      <tbody>
        <tr v-for="item in items"><!--v-for-->
          <td>{{item.name}}</td>
          <td>{{item.age}}</td>
          <td>{{item.sex}}</td>
          <td><button @click="deletePerson($index)">Delete</button></td>
        </tr>
      </tbody>

    </table>
  </p>

</body>
<script src="vue.js"></script>
<script type="text/javascript">
  var vm = new Vue({
    el:&#39;#app&#39;,
    data:{
      newitems:{
        name:&#39;&#39;,
        age:&#39;18&#39;,
        sex:&#39;女&#39;
      },//newitems默认的
      items:[{
        name:&#39;lily&#39;,
        age:18,
        sex:&#39;女&#39;
      },{
        name:&#39;lily&#39;,
        age:18,
        sex:&#39;女&#39;
      },{
        name:&#39;lily&#39;,
        age:18,
        sex:&#39;女&#39;
      },{
        name:&#39;lily&#39;,
        age:18,
        sex:&#39;女&#39;
      },{
        name:&#39;lily&#39;,
        age:18,
        sex:&#39;女&#39;
      }]
    },
    methods:{
      addPerson:function(){
        this.items.push(this.newitems)//往items中添加newitems
        this.newitems = {name:&#39;&#39;,age:&#39;18&#39;,sex:&#39;女&#39;}
      },//添加元素
      deletePerson: function(index){
        // 删一个数组元素
        this.items.splice(index,1);
      }
    }
  })
</script>
</html>

Copy after login

The above is the entire content of this article. I hope it will be helpful to everyone’s study. More related Please pay attention to the PHP Chinese website for content!

Related recommendations:

About the mutation method of vue.js array

About the change analysis of vue detection objects and arrays

The above is the detailed content of Parsing vue's method of adding and deleting elements. For more information, please follow other related articles on the PHP Chinese website!