ng-repeat 2层循环

Question

<li ng-repeat="a in b"><a>{{a.id}}</a> //这里是循环数组出id<ul>    <li ng-repeat="">{{}}</li> //这里该怎么循环出arr的name？</ul></li>数据结构[{"id":1,  "ps":1,  "arr":[{"name":2,"user":13},{"name":3,"user":24}]},{"id":2, "ps":2, "arr":[{"name":4,"user":34},{"name":5,"user":45}]}]

Answer 1

<li ng-repeat="a in b">

    <a>{{a.id}}</a> 

    <ul>

        <li ng-repeat="c in a.arr">{{c.name}}</li>

    </ul>

</li>