File opening flags
            
| C# | Visual Basic | Managed C++ | 
[FlagsAttribute] public enum FileFlags
<FlagsAttribute> _ Public Enumeration FileFlags
[FlagsAttribute] public enum class FileFlags
| Member | Description | 
|---|---|
| None | 
            No flags
              | 
| WriteThrough | 
            The file should be opened in a write-through mode, where a successful I/O completion callback
            guarantees that the data has been physically stored on the disk.
              |