How to automate converting Excel xls files to Excel xml format?

Question

I have about 200 Excel files that are in standard Excel 2003 format.

I need them all to be saved as Excel xml - basically the same as opening each file and choosing

Answer 1

Const xlXLSX = 51

REM 51 = xlOpenXMLWorkbook (without macro's in 2007-2013, xlsx)
REM 52 = xlOpenXMLWorkbookMacroEnabled (with or without macro's in 2007-2013, xlsm)
REM 50 = xlExcel12 (Excel Binary Workbook in 2007-2013 with or without macro's, xlsb)
REM 56 = xlExcel8 (97-2003 format in Excel 2007-2013, xls)

dim args
dim file
dim sFile
set args=wscript.arguments

dim wshell
Set wshell = CreateObject("WScript.Shell")

Set objExcel = CreateObject("Excel.Application")

Set objWorkbook = objExcel.Workbooks.Open( wshell.CurrentDirectory&"\"&args(0))

objExcel.DisplayAlerts = FALSE

objExcel.Visible = FALSE

objWorkbook.SaveAs wshell.CurrentDirectory&"\"&args(1), xlXLSX

objExcel.Quit

Wscript.Quit