Csharp_json_practice

This is about how to use Nuget Package NewtonSoft.Json in C# (.Net, .Net Framework)

Nuget Download

Download the package NewtonSoft.Json

Serialize & dump on a file

string serial = JsonConvert.SerializeObject(obj, Formatting.Indented);
File.WriteAllText(filePath, serial);

Deserialize & read from

T data = JsonConvert.DeserializeObject<T>(File.ReadAllText(filePath)); 

Ignore specific field

write [JsonIgnore] on the declaration of the field.

[JsonIgnore]
public int mySecretField;

Enum

write [JsonConverter(typeof(StringEnumConverter))] on the declaration of the enum field (not declaration of the enum)

[JsonConverter(typeof(StringEnumConverter))]
public myEnum myEnumField = myEnum.HELLO;

Get UnIgnored Field

foreach(var fileInfo in typeof(MyClass).GetFields().Where(field => !Attribute.IsDefine(field, typeof(JsonIgnoreAttribute))))
    {...}