DZone Snippets: commify code http://snippets.dzone.com/posts Fri, 25 Jul 2008 17:30:36 GMT DZone Snippets: commify code Commify numbers http://snippets.dzone.com/posts/show/1516 This is just the Ruby version of a known regular expression <br />to get comma-formatted numbers. <br /> <br /><code> <br /> <br />numbers = "10000000 1.345 -91245555.45 +6788876.224334 -2321232" <br /> <br />numbers.reverse! <br />numbers.gsub!(/(\d\d\d)(?=\d)(?!\d*\.)/, '\1,') <br />puts numbers.reverse! <br /> <br /></code> <br /> Fri, 17 Feb 2006 20:44:11 GMT http://snippets.dzone.com/posts/show/1516 ntk ()