A small tool to apply an excel formula over a large region and export the calculated results as a csv.

ExcelApply in.xlsx out.csv averages A2 A3:Z999

5 arguments expected

• input filename
• output filename
• worksheet name where the calculations take place
• cell where the formula is (this would be the one where you start the apply/copy formula action in Excel)
• cell range to apply the formula to

• There's no error checking whatsoever aside from making sure there're 5 arguments.
• Output file is overwritten if exists.