/* sheetjs (C) 2013-present SheetJS -- https://sheetjs.com */ let sheetjs = try SheetJSCore(); /* Print the SheetJS library version */ try print(sheetjs.version()); /* Read file */ let wb: SJSWorkbook = try sheetjs.readFile(file: CommandLine.arguments[1]); /* Convert the first worksheet to CSV and print */ let ws: SJSWorksheet = try wb.getSheetAtIndex(idx: 0); let csv: String = try ws.toCSV(); print(csv); /* write an XLSX file to SheetJSwift.xlsx */ let wbout: String = try wb.writeBStr(bookType: "xlsx"); try wbout.write(toFile: "SheetJSwift.xlsx", atomically: false, encoding: String.Encoding.isoLatin1);