1. Basic usage examples
Example:
<!DOCTYPE html>
<html lang="en">
<head>
<script type="text/javascript" src="../js/vue.js"></script>
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title></title>
</head>
<body>
<div id="root">
<span v-for="i in loopNum">{
{i}}</span><br>
<span v-for="char in testString">{
{char}}</span><br>
<span v-for="element in testArr">{
{element}}</span><br>
<ul>
<li v-for="item in testObject">{
{item}}</li>
</ul>
</div>
<script>
new Vue({
el: '#root',
data: {
loopNum: 10,
testString: "abc",
testArr: ["a", "b", "c"],
testObject: {
k1: "value1",
k2: "value2"
}
},
})
</script>
</body>
</html>
Two, use the index
<!DOCTYPE html>
<html lang="en">
<head>
<script type="text/javascript" src="../js/vue.js"></script>
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title></title>
</head>
<body>
<div id="root">
<div v-for="(item, index) in testArr">
{
{index}} -- {
{item}}
</div>
<div v-for="(value, key, index) in testObject">
{
{index}} -- {
{key}} -- {
{value}}
</div>
</div>
<script>
new Vue({
el: '#root',
data: {
testArr: ["a", "b", "c"],
testObject: {
k1: "value1",
k2: "value2"
}
},
})
</script>
</body>
</html>