Set the value of the field in CSharp

using System;//from   ww w . j  a va2s.  c  o  m
using System.Reflection;
using System.Globalization;

public class Example
{
    private string myString;
    public Example()
    {
        myString = "Old value";
    }

    public string StringProperty
    {
        get
        {
            return myString;
        }
    }
}

public class FieldInfo_SetValue
{
    public static void Main()
    {
        Example myObject = new Example();
        Type myType = typeof(Example);
        FieldInfo myFieldInfo = myType.GetField("myString", 
            BindingFlags.NonPublic | BindingFlags.Instance); 

        Console.WriteLine(myFieldInfo.GetValue(myObject)); 
        myFieldInfo.SetValue(myObject, "New value"); 
        Console.WriteLine(myFieldInfo.GetValue(myObject));
    }
}