Conversion double array to byte array

Question

How do I convert a double[] array to a byte[] array and vice versa?

class Program
{
    static void Main(string[] args)
    {
              


        

Answer 1

double[] array = new double[] { 10.0, 20.0, 30.0, 40.0 };
byte[] convertedarray = array.Select(x => Convert.ToByte(x)).ToArray();