using System;

using System.Collections;

using System.Globalization;

using System.IO;

using System.Linq;

using System.Reflection;

using System.Runtime.Serialization;

​

using KGySoft.Serialization;

public class Program

{

    public static void Main()

    {

        // feel free to change the type in NextObject<>

        var object1 = 12.34;

        var object2 = 56.78;

        byte[] ser1;

        byte[] ser2;

        int l1;

        int l2;

​

        Console.WriteLine("Object1: " + Dump(object1));

        Console.WriteLine("Object2: " + Dump(object2));

        IFormatter formatter;

        using (var ms1 = new MemoryStream())

        {

            using (var ms2 = new MemoryStream())

            {

                // serializing by KGy SOFT's formatter:

                formatter = new BinarySerializationFormatter();

                formatter.Serialize(ms1, object1);

                formatter.Serialize(ms2, object2);

                ser1 = ms1.ToArray();

                ser2 = ms2.ToArray();

                l1 = ser1.Count();

                l2 = ser2.Count();

            }

        }

​

        // Swap w/o using a temp variable.

        Console.WriteLine("Swapping Object1 and Object2 without using a temp variable.");

        for (int i = 0; i < l1; i++)

        {

            ser1[i] ^= ser2[i];

            ser2[i] ^= ser1[i];

            ser1[i] ^= ser2[i];

        }

​

        using(var ms1 = new MemoryStream())

        {

            ms1.Write(ser1, 0, l1);

            using(var ms2 = new MemoryStream())

            {

                ms2.Write(ser2, 0, l2);

                // deserialization:

                ms1.Position = 0L;

                object deserialized1 = formatter.Deserialize(ms1); // remark: custom types may throw a SecurityException in the sandbox environment of .NET Fiddle

​

                ms2.Position = 0L;

                object deserialized2 = formatter.Deserialize(ms2);

                Console.WriteLine("Object1: " + Dump(deserialized1));

                Console.WriteLine("Object2: " + Dump(deserialized2));

            }

        }

    }

​

    private static string Dump(object o)

    {

        if (o == null)

            return "<null>";

​

        var convertible = o as IConvertible;

        if (convertible != null)

            return convertible.ToString(CultureInfo.InvariantCulture);

​

        var enumerable = o as IEnumerable;

        if (enumerable != null)

            return "[" + String.Join(", ", enumerable.Cast<object>().Select(Dump)) + "]";

​

        return "[" + String.Join("; ", o.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance).Select(p => String.Format("{0} = {1}", p.Name, Dump(p.GetValue(o))))) + "]";      

    }

}