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Categories / C# / Reflection

 

FieldInfo IsInitOnly Property indicates whether the field can only be set in the body of the constructor

using System; using System.Reflection; public class Myfielda {     public string field = "A - public modifiable field"; } public class Myfieldb {     public readonly string field = "B - readonly field"; } public class Myfieldinfo {     public static int Main()     {         Myfielda Myfielda = new Myfielda();         Myfieldb Myfieldb = new Myfieldb();         Type MyTypea = typeof(Myfielda);         FieldInfo Myfieldinfoa = MyTypea.GetField("field",BindingFlags.Public | BindingFlags.Instance);         Type MyTypeb = typeof(Myfieldb);         FieldInfo Myfieldinfob = MyTypeb.GetField("field",BindingFlags.Public | BindingFlags.Instance);         Myfielda.field = "A - modified";         Console.Write("\n{0} - {1}, IsInitOnly = {2} ",             MyTypea.FullName,             Myfieldinfoa.GetValue(Myfielda),             Myfieldinfoa.IsInitOnly);         Console.Write("\n{0} - {1}, IsInitOnly = {2} ",             MyTypeb.FullName,             Myfieldinfob.GetValue(Myfieldb),             Myfieldinfob.IsInitOnly);         return 0;     } }