vue入门（二）基于前面的基础的一个小Demo

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <link rel="stylesheet" href="styles/demo.css" />
    </head>
    <style>
    * {
    margin: 0;
    padding: 0;
    box-sizing: border-box
}

html {
    font-size: 12px;
    font-family: Ubuntu, simHei, sans-serif;
    font-weight: 400
}

body {
    font-size: 1rem
}

table,
td,
th {
    border-collapse: collapse;
    border-spacing: 0
}

table {
    width: 100%
}

td,
th {
    border: 1px solid #bcbcbc;
    padding: 5px 10px
}

th {
    background: #42b983;
    font-size: 1.2rem;
    font-weight: 400;
    color: #fff;
    cursor: pointer
}

tr:nth-of-type(odd) {
    background: #fff
}

tr:nth-of-type(even) {
    background: #eee
}

fieldset {
    border: 1px solid #BCBCBC;
    padding: 15px;
}

input {
    outline: none
}

input[type=text] {
    border: 1px solid #ccc;
    padding: .5rem .3rem;
}

input[type=text]:focus {
    border-color: #42b983;
}

button {
    outline: none;
    padding: 5px 8px;
    color: #fff;
    border: 1px solid #BCBCBC;
    border-radius: 3px;
    background-color: #009A61;
    cursor: pointer;
}
button:hover{
    opacity: 0.8;
}

#app {
    margin: 0 auto;
    max-width: 640px
}

.form-group {
    margin: 10px;
}

.form-group > label {
    display: inline-block;
    width: 10rem;
    text-align: right;
}

.form-group > input,
.form-group > select {
    display: inline-block;
    height: 2.5rem;
    line-height: 2.5rem;
}

.text-center{
    text-align: center;
}

.pagination {
    display: inline-block;
    padding-left: 0;
    margin: 21px 0;
    border-radius: 3px;
}

.pagination > li {
    display: inline;
}

.pagination > li > a {
    position: relative;
    float: left;
    padding: 6px 12px;
    line-height: 1.5;
    text-decoration: none;
    color: #009a61;
    background-color: #fff;
    border: 1px solid #ddd;
    margin-left: -1px;
    list-style: none;
}

.pagination > li > a:hover {
    background-color: #eee;
}

.pagination .active {
    color: #fff;
    background-color: #009a61;
    border-left: none;
    border-right: none;
}

.pagination .active:hover {
    background: #009a61;
    cursor: default;
}

.pagination > li:first-child > a .p {
    border-bottom-left-radius: 3px;
    border-top-left-radius: 3px;
}

.pagination > li:last-child > a {
    border-bottom-right-radius: 3px;
    border-top-right-radius: 3px;
}</style>
    <body>
        <div id="app">

            <fieldset>
                <legend>
                    Create New Person
                </legend>
                <div class="form-group">
                    <label>Name:</label>
                    <input type="text" v-model="newPerson.name"/>
                </div>
                <div class="form-group">
                    <label>Age:</label>
                    <input type="text" v-model="newPerson.age"/>
                </div>
                <div class="form-group">
                    <label>Sex:</label>
                    <select v-model="newPerson.sex">
                    <option value="Male">Male</option>
                    <option value="Female">Female</option>
                </select>
                </div>
                <div class="form-group">
                    <label></label>
                    <button @click="createPerson">Create</button>
                </div>
        </fieldset>
        <table>
            <thead>
                <tr>
                    <th>Name</th>
                    <th>Age</th>
                    <th>Sex</th>
                    <th>Delete</th>
                </tr>
            </thead>
            <tbody>
                <tr v-for="(person,index) in people">
                    <td>{{ person.name }}</td>
                    <td>{{ person.age }}</td>
                    <td>{{ person.sex }}</td>
                    <td :class="'text-center'"><button @click="deletePerson(index)">Delete</button></td>
                </tr>
            </tbody>
        </table>
        </div>
    </body>
    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.1.8/vue.min.js">
    </script>
    <script>
        var vm = new Vue({
            el: '#app',
            data: {
                newPerson: {
                    name: '',
                    age: 0,
                    sex: 'Male'
                },
                people: [{
                    name: 'Jack',
                    age: 30,
                    sex: 'Male'
                }, {
                    name: 'Bill',
                    age: 26,
                    sex: 'Male'
                }, {
                    name: 'Tracy',
                    age: 22,
                    sex: 'Female'
                }, {
                    name: 'Chris',
                    age: 36,
                    sex: 'Male'
                }]
            },
            methods:{
                createPerson: function(){
                    this.people.push(this.newPerson);
                    // 添加完newPerson对象后，重置newPerson对象
                    this.newPerson = {name: '', age: 0, sex: 'Male'}
                },
                /*这种写法也成 
                deletePerson: function(person){
                    this.people.splice(this.people.indexOf(person),1);

                } */
                deletePerson: function(index){
                    this.people.splice(index,1);

                }
            }
        })
    </script>

</html>

注意下遍历的写法哦，删除函数两种写法都行。创建函数一定要重置下对象，不然添加的都是同一行。

遍历：

用如下的方法获得遍历的下标

 <tr v-for="(person,index) in people">
如果纯数字遍历就更简单了，‘基础一’举例了，

<div id="div1">
    <div v-for="i in 10">
     {{ i }}
    </div>
</div>