How do I programatically interface an Excel spreadsheet?

Question

I have a request for some contract work from an organization that uses Excel as a database and wants to do some work on the Excel data via a real database. (Yeah, I know, ne

Answer 1

The same API that's used by VBA is available through an external COM interface. There are quite a few books on the subject. I recommend the O'Reilly one by Steven Roman but your tastes may vary.