vue：Vue.js——60分钟快速入门
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<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>
</head>
<body>
<!--这是我们的View-->
<div id="app">
<p>{{ message }}</p>
<input type="text" v-model="message" title="">
<h3>Hello, Vue.js!</h3>
<h3 v-if="yes">Yes!</h3>
<h3 v-if="no">No!</h3>
<h3 v-if="name.indexOf('jack') >= 0">Name: {{ name }}</h3>
<!-- v-if 是条件渲染指令，它根据表达式的真假来删除和插入元素 -->
<h1 v-if="age >= 30">Age: {{ age }}</h1>
<h3 v-else>Age: {{ age }}</h3>
<!-- v-show 指令的元素始终会被渲染到HTML，它只是简单地为元素设置CSS的style属性 -->
<h1 v-show="age >= 20">Age: {{ age }}</h1> <br>
<br> <table>
<thead>
<tr>
<th>Name</th>
<th>Age</th>
<th>Sex</th>
</tr>
</thead>
<tbody>
<tr v-for="person in people">
<td>{{ person.username }}</td>
<td>{{ person.age }}</td>
<td>{{ person.sex }}</td>
</tr>
</tbody>
</table> <br>
<br> <!-- v-bind指令可以缩写为一个冒号 -->
<ul class="pagination">
<!-- pageCount是一个整数，遍历时n从1开始 -->
<li v-for="n in pageCount">
<a href="javascript:void(0)" v-bind:class="activeNumber === n ? 'active' : ''">{{ n }}</a>
</li>
</ul> <br>
<br> <!-- v-on指令可以缩写为@符号 -->
<p>
<!--click事件直接绑定一个方法-->
<button v-on:click="greet">Greet</button>
</p>
<p>
<!--click事件使用内联语句-->
<button v-on:click="say('Hi')">Hi</button>
</p> <br>
<br> <fieldset>
<legend>
Create New Person
</legend>
<div class="form-group">
<label>Name:</label>
<input type="text" v-model="newPerson.username"/>
</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.username }}</td>
<td>{{ person.age }}</td>
<td>{{ person.sex }}</td>
<td :class="'text-center'">
<button @click="deletePerson(index)">Delete</button>
</td>
</tr>
</tbody>
</table> <br>
<hr>
</div>
</body>
<script src="https://cdn.jsdelivr.net/npm/vue"></script>
<script>
// 这是我们的Model
let exampleData = {
message: 'Hello World!',
yes: true,
no: false,
age: 28,
name: 'keepfool',
people: [{
username: 'Jack',
age: 30,
sex: 'Male'
}, {
username: 'Bill',
age: 26,
sex: 'Male'
}, {
username: 'Tracy',
age: 22,
sex: 'Female'
}, {
username: 'Chris',
age: 36,
sex: 'Male'
}],
activeNumber: 1,
pageCount: 10,
newPerson: {
name: '',
age: 0,
sex: 'Male'
}
}; // 创建一个 Vue 实例或 "ViewModel"
// 它连接 View 与 Model
// 每个Vue实例都会代理其选项对象里的data属性
var vm = new Vue({
el: '#app',
data: exampleData,
// 在 `methods` 对象中定义方法
methods: {
greet: function () {
// 方法内 `this` 指向 vm
alert(this.message)
},
say: function (msg) {
alert(msg)
},
createPerson: function () {
this.people.push(this.newPerson);
// 添加完newPerson对象后，重置newPerson对象
this.newPerson = {username: '', age: 0, sex: 'Male'}
},
deletePerson: function (index) {
// 删一个数组元素
this.people.splice(index, 1);
}
}
})
</script>
</html>
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