Byte Writing Test

static void Main(string[] args)
{
            // Create a stopwatch for performance testing
            var stopwatch = new Stopwatch();
            // Test content
            var data = GetTestingBytes();

            // Looping Test
            
            using (var s1 = new MemoryStream())
            {
                stopwatch.Start();
                foreach (var item in data)
                {
                    s1.WriteByte(item);
                }
                stopwatch.Stop();
                Console.WriteLine($"Loop Test: {stopwatch.Elapsed}");
            }

            using (var s2 = new MemoryStream())
            {
                stopwatch.Start();
                s2.Write(data, 0, data.Length);
                stopwatch.Stop();
                Console.WriteLine($"All At Once Test: {stopwatch.Elapsed}");
            }

            Console.Read();
        }

        static byte[] GetTestingBytes()
        {
            var str = String.Join(",", Enumerable.Range(0, 1000).Select(x => Guid.NewGuid()).ToArray());
            byte[] bytes = new byte[str.Length * sizeof(char)];
            System.Buffer.BlockCopy(str.ToCharArray(), 0, bytes, 0, bytes.Length);
            return bytes;
        }
}