FileInfo.Open Method (FileMode)
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Opens a file in the specified mode.
Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)
Syntax
Public Function Open ( _
mode As FileMode _
) As FileStream
public FileStream Open(
FileMode mode
)
Parameters
- mode
Type: System.IO..::.FileMode
A FileMode constant specifying the mode (for example, Open or Append) in which to open the file.
Return Value
Type: System.IO..::.FileStream
A file opened in the specified mode, with read/write access and unshared.
Exceptions
| Exception | Condition |
|---|---|
| FileNotFoundException | The file is not found. |
| UnauthorizedAccessException | The file is read-only or is a directory. |
| DirectoryNotFoundException | The specified path is invalid, such as being on an unmapped drive. |
| IOException | The file is already open. |
Remarks
Version Notes
Windows Phone
This member has a SecurityCriticalAttribute attribute. This attribute restricts this member to internal use. Application code that uses this member throws a MethodAccessException.
Version Information
Windows Phone OS
Supported in: 8.1, 8.0, 7.1, 7.0
Platforms
Windows Phone