问选中复选框ng-如果选择父复选框，则父和子都是不可计数的差异。数组

EN

<ul class="radio-check-group">
    <li ng-repeat="d in divisions">
      <input disabled type="checkbox" ng-model="d.selected" class="" id="{{'div' + d.Id}}" name="selectedDivisions[]" />
      <label for="div{{$index}}">{{d.Description}}</label>
      <ul>
        <li ng-repeat="s in d.subd">
        {{$parent.$index}}
          <input type="checkbox" ng-change="updateParent(d)" ng-model="s.selected" class="" id="{{'div' + d.Id}}" name="selectedsubd[]" />
          <label for="div{{$index}}">{{s.Description}}</label>
        </li>
      </ul>
    </li>
  </ul>

function initializeDivisionSubd() {
    angular.forEach($scope.divisions, d => {
        d.subd = angular.copy($scope.subd);
    })
};

$scope.selected = [];

initializeDivisionSubd();

$scope.updateParent = (parent) => {
    parent.selected = !!parent.subd.find(s => s.selected);
    $scope.selected = angular.toJson($scope.divisions.filter(d => d.selected).map(d => {
      return {
        Id: d.Id,
        subd: d.subd.filter(sd => sd.selected).map(sd => {
          return {
            Id: sd.Id
          }
        })
      }
    }));