c# - object to string and string to object

The following methods is used to convert an object to string and string to object using c#.

// Requires following Namespaces.

using  System.IO;
using System.Runtime.Serialization.Formatters.Binary;

//Convert Object to String

public string ObjectToString(object obj)
{
    MemoryStream ms = new MemoryStream();      
    new BinaryFormatter().Serialize(ms, obj);
    return Convert.ToBase64String(ms.ToArray());
}

//Convet String to Objectpublic object StringToObject(string base64String)
{
    byte[] bytes = Convert.FromBase64String(base64String);
    MemoryStream ms = new MemoryStream(bytes, 0, bytes.Length);
    ms.Write(bytes, 0, bytes.Length);
    ms.Position = 0;    return new BinaryFormatter().Deserialize(ms);
}