filter nested properties in angularjs object

We can write the nested properties look like below code.

Go to live demo link http://embed.plnkr.co/CN8fO7/preview

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<li ng-repeat="country in countries | filter: { locations: [{ cityId: search.locations.cityId }] }">

<li ng-repeat="shop in shops | filter: { locations: [{ cityId: search.locations.cityId }] }">

The AngularJs Reference file is

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<script src="//ajax.googleapis.com/ajax/libs/angularjs/1.3.8/angular.min.js"></script>

<script src="//ajax.googleapis.com/ajax/libs/angularjs/1.3.8/angular.min.js"></script>

The code-sample for HTML page

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<body ng-app="myApp">

  <div ng-controller="ngController">

    <input type="text" ng-model="Selected_CityId" />

    <div ng-repeat="country in countries | filter : search">

      Country : {{country.name}} 

      Locations : {{ country.locations }}

    </div>

  </div>

</body>

<body ng-app="myApp">
  <div ng-controller="ngController">
    <input type="text" ng-model="Selected_CityId" />
    <div ng-repeat="country in countries | filter : search">
      Country : {{country.name}} 
      Locations : {{ country.locations }}
    </div>
  </div>
</body>

The code-sample AngularJs

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var app = angular.module('myApp', []);

app.controller('ngController', function($scope) {

  $scope.countries = [{

    "name": "USA",

    "category_id": 1,

    "locations": [{

      "cityId": 22,

      "regionId": 1

    }]

  }, {

    "name": "India",

    "category_id": 2,

    "locations": [{

      "cityId": 30,

      "regionId": 2

    }]

  }];

  $scope.search = function(shop) {

    if ($scope.Selected_CityId === undefined || $scope.Selected_CityId.length === 0) {

      return true;

    }

    var match = false;

    angular.forEach(shop.locations, function(location) {

      if (location.cityId === parseInt($scope.Selected_CityId)) {

        match = true;

      }

    });

    return match;

  };

});

var app = angular.module('myApp', []);
app.controller('ngController', function($scope) {
  $scope.countries = [{
    "name": "USA",
    "category_id": 1,
    "locations": [{
      "cityId": 22,
      "regionId": 1
    }]
  }, {
    "name": "India",
    "category_id": 2,
    "locations": [{
      "cityId": 30,
      "regionId": 2
    }]
  }];

  $scope.search = function(shop) {
    if ($scope.Selected_CityId === undefined || $scope.Selected_CityId.length === 0) {
      return true;
    }

    var match = false;
    angular.forEach(shop.locations, function(location) {
      if (location.cityId === parseInt($scope.Selected_CityId)) {
        match = true;
      }
    });
    return match;
  };
});

The Full Example code-sample as given below

<!doctype html>

<html lang="en">

<head>

  <meta charset="UTF-8">

  <title>filter nested properties in angularjs</title>

  <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.3.8/angular.min.js"></script>

  <script>

    var app = angular.module('myApp', []);

    app.controller('ngController', function($scope) {

      $scope.countries = [{

        "name": "USA",

        "category_id": 1,

        "locations": [{

          "cityId": 22,

          "regionId": 1

        }]

      }, {

        "name": "India",

        "category_id": 2,

        "locations": [{

          "cityId": 30,

          "regionId": 2

        }]

      }];

      $scope.search = function(shop) {

        if ($scope.Selected_CityId === undefined || $scope.Selected_CityId.length === 0) {

          return true;

        }

        var match = false;

        angular.forEach(shop.locations, function(location) {

          if (location.cityId === parseInt($scope.Selected_CityId)) {

            match = true;

          }

        });

        return match;

      };

    });

  </script>

</head>

<body ng-app="myApp">

  <div ng-controller="ngController">

    <input type="text" ng-model="Selected_CityId" />

    <div ng-repeat="country in countries | filter : search">

      {{country.name}} {{ country.locations }}

    </div>

  </div>

</body>

</html>

<!doctype html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>filter nested properties in angularjs</title>
  <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.3.8/angular.min.js"></script>
  <script>
    var app = angular.module('myApp', []);
    app.controller('ngController', function($scope) {
      $scope.countries = [{
        "name": "USA",
        "category_id": 1,
        "locations": [{
          "cityId": 22,
          "regionId": 1
        }]
      }, {
        "name": "India",
        "category_id": 2,
        "locations": [{
          "cityId": 30,
          "regionId": 2
        }]
      }];

      $scope.search = function(shop) {
        if ($scope.Selected_CityId === undefined || $scope.Selected_CityId.length === 0) {
          return true;
        }

        var match = false;
        angular.forEach(shop.locations, function(location) {
          if (location.cityId === parseInt($scope.Selected_CityId)) {
            match = true;
          }
        });
        return match;
      };
    });
  </script>
</head>

<body ng-app="myApp">
  <div ng-controller="ngController">
    <input type="text" ng-model="Selected_CityId" />
    <div ng-repeat="country in countries | filter : search">
      {{country.name}} {{ country.locations }}
    </div>
  </div>
</body>

</html>

Go to live demo code link http://embed.plnkr.co/CN8fO7/preview

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