How can I modify an existing Excel workbook with Perl?

Question

With Spreadsheet::WriteExcel, I can create a new workbook, but what if I want to open an existing book and modify certain columns? How would I accomplish that?

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Answer 1

The Spreadsheet::ParseExcel::SaveParser module is a wrapper around Spreadsheet::ParseExcel and Spreadsheet::WriteExcel.

I recently updated the documentation with, what I hope, is a clearer example of how to do this.