v-for 指令需要以 item in items 形式的特殊语法， items 是源数据数组并且 item 是数组元素迭代的别名。
HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
<script src="https://cdn.bootcss.com/vue/2.2.2/vue.min.js"></script>
</head>
<body>
<div id="app">
<ol>
<li v-for="site in sites">
{{ site.name }}
</li>
</ol>
</div>
<script>
new Vue({
el: '#app',
data: {
sites: [
{ name: 'Runoob' },
{ name: 'Google' },
{ name: 'Taobao' }
]
}
})
</script>
</body>
</html>
效果：
v-for 迭代对象
HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
<script src="https://cdn.bootcss.com/vue/2.2.2/vue.min.js"></script>
</head>
<body>
<div id="app">
<ul>
<li v-for="value in object">
{{ value }}
</li>
</ul>
</div>
<script>
new Vue({
el: '#app',
data: {
object: {
name: '菜鸟教程',
url: 'http://www.runoob.com',
slogan: '学的不仅是技术，更是梦想！'
}
}
})
</script>
</body>
</html>
效果：
遍历对象key-value
HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
<script src="https://cdn.bootcss.com/vue/2.2.2/vue.min.js"></script>
</head>
<body>
<div id="app">
<ul>
<li v-for="(value, key) in object">
{{ key }} : {{ value }}
</li>
</ul>
</div>
<script>
new Vue({
el: '#app',
data: {
object: {
name: '菜鸟教程',
url: 'http://www.runoob.com',
slogan: '学的不仅是技术，更是梦想！'
}
}
})
</script>
</body>
</html>
效果：
遍历对象key-value 带索引
HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
<script src="https://cdn.bootcss.com/vue/2.2.2/vue.min.js"></script>
</head>
<body>
<div id="app">
<ul>
<li v-for="(value, key, index) in object">
{{ index }}. {{ key }} : {{ value }}
</li>
</ul>
</div>
<script>
new Vue({
el: '#app',
data: {
object: {
name: '菜鸟教程',
url: 'http://www.runoob.com',
slogan: '学的不仅是技术，更是梦想！'
}
}
})
</script>
</body>
</html>
效果：
v-for 迭代整数
HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
<script src="https://cdn.bootcss.com/vue/2.2.2/vue.min.js"></script>
</head>
<body>
<div id="app">
<ul>
<li v-for="n in 10">
{{ n }}
</li>
</ul>
</div>
<script>
new Vue({
el: '#app'
})
</script>
</body>
</html>
效果：
