GetAttr Function

Returns a bit pattern that identifies the file type or the name of a volume or a directory.

الصياغة:

GetAttr (Text As String)

Return value:

عدد صحيح

المعاملات:

Text: Any string expression that contains an unambiguous file specification. You can also use URL notation.

This function determines the attributes for a specified file and returns the bit pattern that can help you to identify the following file attributes:

Error codes:

5 Invalid procedure call

53 File not found

قيمة

Named constant

Value

Definition

ATTR_NORMAL

0

Normal files.

ATTR_READONLY

1

Read-only files.

ATTR_HIDDEN

2

Hidden file

ATTR_SYSTEM

4

System file

ATTR_VOLUME

8

Returns the name of the volume

ATTR_DIRECTORY

16

Returns the name of the directory only.

ATTR_ARCHIVE

32

File was changed since last backup (Archive bit).


If you want to know if a bit of the attribute byte is set, use the following query method:

مثال:

Sub ExampleSetGetAttr

On Error GoTo ErrorHandler ' Define target for error handler

 If Dir("C:\test",16)="" Then MkDir "C:\test"

 If Dir("C:\test\autoexec.sav")="" Then FileCopy "c:\autoexec.bat", "c:\test\autoexec.sav"

 SetAttr "c:\test\autoexec.sav" ,0

 FileCopy "c:\autoexec.bat", "c:\test\autoexec.sav"

 SetAttr "c:\test\autoexec.sav" ,1

 Print GetAttr( "c:\test\autoexec.sav" )

 End

ErrorHandler:

 Print Error

 End

End Sub