From: Austin Ziegler <austin@...>
Date: 2003-12-09T05:43:49+09:00
Subject: Re: format money

On Tue, 9 Dec 2003 04:22:08 +0900, Mark J. Reed wrote:
> On Mon, Dec 08, 2003 at 07:06:32PM +0000, saggmannen wrote:
> 
>> Hello, is there a way to format "Money"-style floats in ruby. E.g:
>> 
>> 
>> 2111000.5756 should be written as the string "2,111,000.58"
>> 
> 
> Yes, there is.  I'm sure that there's a module in the RAA for this,
> although I can't find it at the moment.  It's not too hard to do
> manually, though:
> 
> irb(main):001:0> balance = 2111000.5756
> => 2111000.5756
> irb(main):002:0>  balance = (balance * 100).round/100.0 => 2111000.58
> irb(main):003:0> balance.to_s.reverse.gsub(/\d{3}/, '\&,').reverse => 
> "2,111,000.58"

http://www.rubygarden.org/ruby?FixNumFormat

This has been superseded by the Standard Library Extensions that Gavin 
Sinclair has put together (he has used my code and cleaned up the interface 
a little to be more "language" oriented instead of parameter heavy).

-austin
--
austin ziegler    * austin@halostatue.ca * Toronto, ON, Canada
software designer * pragmatic programmer * 2003.12.08
                                         * 15.41.44