Visual Basic, .NET, ASP, VBA, VBScript
 
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  Работа с файлами/директориями  
     
  Получить размер директории  
  Пример 1 основан на применении FileSystemObject. Для использования этого примера установите ссылку на Microsoft Scripting Runtime через меню Project | References.
'Пример 1

Dim FSys As New FileSystemObject
Private Sub Command1_Click()
'Не забудьте указать свою директорию для проверки примера
Set qn = FSys.GetFolder("D:\2\attributes\")
MsgBox "Размер папки " & qn.Size / 1024 & " килобайт"
End Sub

'Пример 2

Const MAX_PATH = 260
Private Type FILETIME
dwLowDateTime As Long
dwHighDateTime As Long
End Type
Private Type WIN32_FIND_DATA
dwFileAttributes As Long
ftCreationTime As FILETIME
ftLastAccessTime As FILETIME
ftLastWriteTime As FILETIME
nFileSizeHigh As Long
nFileSizeLow As Long
dwReserved0 As Long
dwReserved1 As Long
cFileName As String * MAX_PATH
cAlternate As String * 14
End Type
Private Declare Function FindFirstFile Lib "kernel32" Alias "FindFirstFileA" (ByVal lpFileName As String, lpFindFileData As WIN32_FIND_DATA) As Long
Private Declare Function FindNextFile Lib "kernel32" Alias "FindNextFileA" (ByVal hFindFile As Long, lpFindFileData As WIN32_FIND_DATA) As Long
Private Declare Function FindClose Lib "kernel32" (ByVal hFindFile As Long) As Long

Public Function SizeOf(ByVal DirPath As String) As Double
Dim hFind As Long
Dim fdata As WIN32_FIND_DATA
Dim dblSize As Double
Dim sName As String
Dim x As Long
On Error Resume Next
x = GetAttr(DirPath)
If Err Then SizeOf = 0: Exit Function
If (x And vbDirectory) = vbDirectory Then
dblSize = 0
Err.Clear
sName = Dir$(EndSlash(DirPath) & "*.*", vbSystem Or vbHidden Or vbDirectory)
If Err.Number = 0 Then
hFind = FindFirstFile(EndSlash(DirPath) & "*.*", fdata)
If hFind = 0 Then Exit Function
Do
If (fdata.dwFileAttributes And vbDirectory) = vbDirectory Then
sName = Left$(fdata.cFileName, InStr(fdata.cFileName, vbNullChar) - 1)
If sName <> "." And sName <> ".." Then
dblSize = dblSize + SizeOf(EndSlash(DirPath) & sName)
End If
Else
dblSize = dblSize + fdata.nFileSizeHigh * 65536 + fdata.nFileSizeLow
End If
DoEvents
Loop While FindNextFile(hFind, fdata) <> 0
hFind = FindClose(hFind)
End If
Else
On Error Resume Next
dblSize = FileLen(DirPath)
End If
SizeOf = dblSize
End Function
Private Function EndSlash(ByVal PathIn As String) As String
If Right$(PathIn, 1) = "\" Then
EndSlash = PathIn
Else
EndSlash = PathIn & "\"
End If
End Function

Private Sub Form_Load()
'Замените 'D:\Basic' той директорией, размер которой хотите узнать
MsgBox SizeOf("D:\Basic") / 1000000
End Sub
 
     
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