Newtonsoft.Json/Src/Newtonsoft.Json.Tests/Documentation/Samples/Serializer/NullValueHandlingIgnore.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Newtonsoft.Json.Tests.Documentation.Samples.Serializer
{
    public class NullValueHandlingIgnore
    {
        #region Types
        public class Person
        {
            public string Name { get; set; }
            public int Age { get; set; }
            public Person Partner { get; set; }
            public decimal? Salary { get; set; }
        }
        #endregion

        public void Example()
        {
            #region Usage
            Person person = new Person
            {
                Name = "Nigal Newborn",
                Age = 1
            };

            string jsonIncludeNullValues = JsonConvert.SerializeObject(person, Formatting.Indented);

            Console.WriteLine(jsonIncludeNullValues);
            // {
            //   "Name": "Nigal Newborn",
            //   "Age": 1,
            //   "Partner": null,
            //   "Salary": null
            // }

            string jsonIgnoreNullValues = JsonConvert.SerializeObject(person, Formatting.Indented, new JsonSerializerSettings
            {
                NullValueHandling = NullValueHandling.Ignore
            });

            Console.WriteLine(jsonIgnoreNullValues);
            // {
            //   "Name": "Nigal Newborn",
            //   "Age": 1
            // }
            #endregion
        }
    }
}