Junegunn Choi wrote in post #1033475: > Are you sure you want to write your own code for handling Excel binary > format? > I suggest you try 'spreadsheet' gem. > > require 'spreadsheet' > book = Spreadsheet::Workbook.new > sheet = book.create_worksheet > book.write 'test.xls' Thanks Choi. But when I use require 'spreadsheet' in my code I get the following error:- Even though I have installed the spreadsheet gem. `require': no such file to load -- spreadsheet (LoadError) from excel.rb:1 -- Posted via http://www.ruby-forum.com/.