AngularJS-ng-repeat分配生成新的唯一ID

AngularJS-ng-repeat分配/生成新的唯一ID

您可以使用

$index

https://docs.angularjs.org/api/ng/directive/ngRepeat

<li ng-repeat="country in countries" data-show="????">    {{country.name}} has population of {{country.population}}    <div id="country-{{$index}}">        <p>Expand/collapse content    </div></li>