String to byte array C#

string author = "Mahesh Chand";  
// Convert a C# string to a byte array  
byte[] bytes = Encoding.ASCII.GetBytes(author);  

// Convert a byte array to a C# string. 
string str = Encoding.ASCII.GetString(bytes);

var str = System.Text.Encoding.Default.GetString(result);

// Convert a string to a C# byte[]
//change encoding depending on your data
string someText = "some data as text.";
byte[] bytes = Encoding.ASCII.GetBytes(author);

// Convert a byte array to a C# string    
string str = Encoding.ASCII.GetString(bytes);  
Console.WriteLine(str);

// Convert an object to a byte array
private byte[] ObjectToByteArray(Object obj)
{
    if(obj == null)
        return null;

    BinaryFormatter bf = new BinaryFormatter();
    MemoryStream ms = new MemoryStream();
    bf.Serialize(ms, obj);

    return ms.ToArray();
}

// Convert a byte array to an Object
private Object ByteArrayToObject(byte[] arrBytes)
{
    MemoryStream memStream = new MemoryStream();
    BinaryFormatter binForm = new BinaryFormatter();
    memStream.Write(arrBytes, 0, arrBytes.Length);
    memStream.Seek(0, SeekOrigin.Begin);
    Object obj = (Object) binForm.Deserialize(memStream);

    return obj;
}