how to set an attribute to ignore null value json c#

// or
[JsonProperty("property_name", NullValueHandling=NullValueHandling.Ignore)]

// or for all properties in a class
[JsonObject(ItemNullValueHandling = NullValueHandling.Ignore)]

how to read json file in C#

JObject o1 = JObject.Parse(File.ReadAllText(@"c:videogames.json"));

// read JSON directly from a file
using (StreamReader file = File.OpenText(@"c:videogames.json"))
using (JsonTextReader reader = new JsonTextReader(file))
JObject o2 = (JObject)JToken.ReadFrom(reader);

//For any of the JSON parse, use the website
//(easiest way) to convert your JSON into
//C# class to deserialize your JSON into C# object.

public class FormatClass
public string JsonName { get; set; }
public string JsonPass { get; set; }
//Then use the JavaScriptSerializer (from System.Web.Script.Serialization),
// in case you don't want any third party DLL like newtonsoft.
public void Read()
using (StreamReader Filejosn = new StreamReader("Path.json"))
JavaScriptSerializer jss = new JavaScriptSerializer();
var Items = jss.Deserialize<FormatClass>(Filejosn.ReadToEnd());
// Add Code here :)
//by ahmed ashraf +201111490105