Create Nested Directory

'Add a module to your project (In the menu choose Project -> Add Module, Then click Open)
'Insert this code to the module :

Public Type SECURITY_ATTRIBUTES
nLength As Long
lpSecurityDescriptor As Long
bInheritHandle As Long
End Type
Public Declare Function CreateDirectory Lib "kernel32" Alias _
"CreateDirectoryA" (ByVal lpPathName As String, lpSecurityAttributes _
As SECURITY_ATTRIBUTES) As Long

'Insert the following code to your form:

Private Sub Form_Load()
'Replace 'c:\mydir1\mydir2\mydir3' with the name of the directory you want to create.
Call CreateNewDirectory("c:\mydir1\mydir2\mydir3")
End Sub

Public Sub CreateNewDirectory(NewDirectory As String)
Dim sDirTest As String
Dim SecAttrib As SECURITY_ATTRIBUTES
Dim bSuccess As Boolean
Dim sPath As String
Dim iCounter As Integer
Dim sTempDir As String
iFlag = 0
sPath = NewDirectory
If Right(sPath, Len(sPath)) <> "\" Then sPath = sPath & "\"
iCounter = 1
Do Until InStr(iCounter, sPath, "\") = 0
iCounter = InStr(iCounter, sPath, "\")
sTempDir = Left(sPath, iCounter)
sDirTest = Dir(sTempDir)
iCounter = iCounter + 1
SecAttrib.lpSecurityDescriptor = &O0
SecAttrib.bInheritHandle = False
SecAttrib.nLength = Len(SecAttrib)
bSuccess = CreateDirectory(sTempDir, SecAttrib)
Loop
End Sub