Sean Blezard wrote: > Hi, > > Has anyone come across a Ruby mathematical expression parser, capable > of parsing out token, replacing them with values then executing the > mathematical formula? Nothing too heavy, A * (44/12) * ... etc. where > A is can be replaced with a value. > > In Java there are serveral, like JEP, but I'd prefer it we could get a > Ruby one now we have moved over to Rails, otherwise we will have to > have some sort of Java calculation web service which would be quite > faffy. > > Thanks > > Sean
Ridiculous. You won't need a calculation Web service. Even if nothing exists off the shelf in Ruby, it would be very easy to generate a parser with Treetop. Best, -- Marnen Laibow-Koser http://www.marnen.org [email protected] -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en -~----------~----~----~----~------~----~------~--~---
