System.IO.FileSystem.GetCreationTime C# (CSharp) Méthode

        public abstract DateTimeOffset GetCreationTime(string fullPath);
        public abstract void SetCreationTime(string fullPath, DateTimeOffset time, bool asDirectory);

 public static DateTime GetCreationTimeUtc(string path)
 => FileSystem.GetCreationTime(Path.GetFullPath(path)).UtcDateTime;