如果想知道当前遍历的下标，也就是数据源中的第几个，可以用$index
<!DOCTYPE html>
<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<title></title>
<style media="screen">
.container{
100%;
height: 100%;
}
.container img{
150px;
height: 100px;
}
span{
display: block;
100%;
height: 100px;
}
</style>
<script src="https://cdn.staticfile.org/angular.js/1.4.6/angular.min.js"></script>
</head>
<body>
<div data-ng-app="" data-ng-init="names=[
{
url:'./1.jpg'
},
{
url:'./1.jpg'
}
,
{
url:'./1.jpg'
}
,
{
url:'./1.jpg'
}
,
{
url:'./1.jpg'
}]"
>
<span></span>
<img data-ng-repeat="x in names" ng-src={{x.url}} alt="">
</div>
</ul>
</body>
</html>