FileSystem.FileAttr(Int32) Method

Definition

Namespace:

Microsoft.VisualBasic

Assembly:

Microsoft.VisualBasic.Core.dll

Source:

FileSystem.vb

Returns an enumeration representing the file mode for files opened using the FileOpen function. The FileSystem gives you better productivity and performance in file I/O operations than the FileAttr function. See GetFileInfo(String) for more information.

public:
 static Microsoft::VisualBasic::OpenMode FileAttr(int FileNumber);

public static Microsoft.VisualBasic.OpenMode FileAttr (int FileNumber);

static member FileAttr : int -> Microsoft.VisualBasic.OpenMode

Public Function FileAttr (FileNumber As Integer) As OpenMode

Parameters

FileNumber

Int32

Required. Integer. Any valid file number.

Returns

OpenMode

One of the following values:

Value	File access mode
1	OpenMode.Input
2	OpenMode.Output
4	OpenMode.Random
8	OpenMode.Append
32	OpenMode.Binary

Examples

This example uses the FileAttr function to return the file mode of an open file.

Dim mode As OpenMode
FileOpen(1, "c:\TESTFILE.TXT", OpenMode.Input)
mode = FileAttr(1)
MsgBox("The file mode is " & mode.ToString())
FileClose(1)

Remarks

This function returns an enumeration representing the file mode for files opened using the FileOpen function.

See also

• GetAttr(String)
• FileOpen(Int32, String, OpenMode, OpenAccess, OpenShare, Int32)
• SetAttr(String, FileAttribute)
• IOException
• File Access with Visual Basic