VB创建多级目录

'=========================================================================
'创建日期： 2011-06-17，hellostory
'函数说明： 创建多级目录
'参数说明： 多级目录的路径名
'=========================================================================
Public Function createMultiLevelFolder(path As String) As Boolean
On Error GoTo errHandler
Dim index As Integer, tempPath As String
createMultiLevelFolder = False
If Len(Trim(path)) = 0 Then
    Exit Function
End If
index = InStr(1, path, "/")
Do While index > 0
    tempPath = Left(path, index)    '这里index（“/”所在的位置）可视为要截取的字符长度
    If tempPath = "//" Then
        '对“//”后面的主机名或IP不处理
        index = InStr(index + 1, path, "/")
    Else
        If Dir(tempPath, vbDirectory) = "" Then
            MkDir tempPath
        End If
    End If
    index = InStr(index + 1, path, "/") '返回下一个“/”的位置
Loop
createMultiLevelFolder = True
errHandler:
    If Err.Number Then
        MsgBox "创建多级目录（" & path & "）时出错：" & Err.Description, vbInformation, "错误"
        createMultiLevelFolder = False
        Resume Next
    End If
End Function