C# annoymous object contain array
private void SerializeDemo() { var obj = new[] { new { CountryId=1, CountryName="USA", StateList= new [] { new[] { new { StateId=1, StateName="NY", CityList=new [] { new [] { new { CityId=1, CityName="NYC1" }, new { CityId=2, CityName="NYC2" } } } }, new { StateId=2, StateName="CA", CityList=new [] { new [] { new { CityId=1, CityName="CA1" }, new { CityId=2, CityName="CA2" } } } }, new { StateId=3, StateName="FL", CityList=new[] { new [] { new { CityId=1, CityName="FL1" }, new { CityId=2, CityName="FL2" } } } } }, } }, new { CountryId=2, CountryName="JP", StateList= new [] { new[] { new { StateId=1, StateName="TK", CityList=new [] { new [] { new { CityId=1, CityName="TK1" }, new { CityId=2, CityName="TK2" } } } }, new { StateId=2, StateName="TY", CityList=new [] { new [] { new { CityId=1, CityName="TY1" }, new { CityId=2, CityName="TY2" } } } }, new { StateId=3, StateName="DJ", CityList=new[] { new [] { new { CityId=1, CityName="DJ1" }, new { CityId=2, CityName="DJ2" } } } } }, } } }; string jsonStr = JsonConvert.SerializeObject(obj, Formatting.Indented); System.Diagnostics.Debug.WriteLine(jsonStr); }
[ { "CountryId": 1, "CountryName": "USA", "StateList": [ [ { "StateId": 1, "StateName": "NY", "CityList": [ [ { "CityId": 1, "CityName": "NYC1" }, { "CityId": 2, "CityName": "NYC2" } ] ] }, { "StateId": 2, "StateName": "CA", "CityList": [ [ { "CityId": 1, "CityName": "CA1" }, { "CityId": 2, "CityName": "CA2" } ] ] }, { "StateId": 3, "StateName": "FL", "CityList": [ [ { "CityId": 1, "CityName": "FL1" }, { "CityId": 2, "CityName": "FL2" } ] ] } ] ] }, { "CountryId": 2, "CountryName": "JP", "StateList": [ [ { "StateId": 1, "StateName": "TK", "CityList": [ [ { "CityId": 1, "CityName": "TK1" }, { "CityId": 2, "CityName": "TK2" } ] ] }, { "StateId": 2, "StateName": "TY", "CityList": [ [ { "CityId": 1, "CityName": "TY1" }, { "CityId": 2, "CityName": "TY2" } ] ] }, { "StateId": 3, "StateName": "DJ", "CityList": [ [ { "CityId": 1, "CityName": "DJ1" }, { "CityId": 2, "CityName": "DJ2" } ] ] } ] ] } ]