Vue 增删示例

 
  
html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>todoList-Vuetitle>
    <script src="../common/vue.js">script>
    <script src="../common/jquery-3.1.1.js">script>
    <style>
        table{
            margin-top: 20px;
        }
        table,table tr th, table tr td { border:1px solid #0094ff; }
        table { width: 400px; min-height: 25px; line-height: 25px; text-align: center; border-collapse: collapse;}
        tr td:last-child:hover{
            cursor: pointer;
        }
    style>
head>
<body>
<div id="todo-list-example">
    <input v-model="newTodoText" v-on:keyup.enter="addNewTodo" placeholder="Add a todo">
    <table>
        <tr v-for="(todo, index) in todos" v-bind:key="todo.id">
            <td>{{ index+1 }}td><td>{{ todo.title }}td><td><span v-on:click="remove">Xspan>td>
        tr>
    table>
div>
body>
<script type="text/javascript">
    var vm = new Vue({
        el: '#todo-list-example',
        data: {
            newTodoText: '',
            todos:'',
            nextTodoId: 4
        },
        methods: {
            addNewTodo: function () {
                this.todos.push({
                    id: this.nextTodoId++,
                    title: this.newTodoText
                })
                this.newTodoText = ''
            },
            remove:function(){
                this.todos.splice(this, 1)
            }
        }
    })
    $.ajax({
        url:'../json/todolist.json',
        type:'get',
        dataType:'json',
        success: function (ajax) {
            vm.todos=ajax.data;
        }
    });
script>
html>
 
  
 
  
json部分:
 
  
 
  
{
  "code": 200,
  "data": [
    {
     "title":"test1",
      "id":1
    },
    {
      "title":"test2",
      "id":2
    },
    {
      "title":"test3",
      "id":3
    }
  ]
}

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