我想在嵌套的ng-repeat中过滤对象。HTML:Cityid:{{locations.city_id}}Pincode:{{detail.pin}}Controller:varmyApp=angular.module('myApp',[]);myApp.controller('MyController',function($scope){$scope.search=function(location){if($scope.selectedCityId===undefined||$scope.selectedCityId.length===0){returntrue;}if(loca