This guide demonstrates how to edit XLS, XLSX, XLSM, XLSB, ODS, SXC spreadsheets with hidden worksheets, protect edited spreadsheets with passwords, and many other powerful features of GroupDocs.Editor for Node.js....Editor ; const inputXlsxPath = 'C://input/spreadsheet.xlsx' ; const...editableDocument , saveOptions , 'C://output/edited-spreadsheet.xlsm'...