C# example which create vhdx disk and create empty ntfs volume using DiskUtils

diskutils_ntfs_vhdx_format.cs

using System.IO;
using DiscUtils;
using DiscUtils.Ntfs;
using DiscUtils.Partitions;
using DiscUtils.Streams;
using DiscUtils.Vhdx;

namespace App
{
    internal class Program
    {
        public static void Main(string[] args)
        {
            var diskSize = 8000L * 1024 * 1024;
            var asVhd = false;

            using (var fs = new FileStream("demo.vhdx", FileMode.OpenOrCreate))
            {
                VirtualDisk destDisk = Disk.InitializeDynamic(fs, Ownership.None, diskSize);
                

                BiosPartitionTable.Initialize(destDisk, WellKnownPartitionType.WindowsNtfs);
                var volMgr = new VolumeManager(destDisk);

                NtfsFileSystem.Format(volMgr.GetLogicalVolumes()[0], "Vol", new NtfsFormatOptions());
                
                fs.Flush();
            }
        }
    }
}