Hi, Did you read the documentation on strip and strip!? (http://ruby-doc.org/core/classes/String.html#M000820)
strip! modifies the existing string (returning itself if a modification occurred and nil if nothing was done), while strip does the modification and returns a new string. Simon On Thu, 09 Jul 2009 08:11:30 +0800, RichardOnRails <[email protected]> wrote: > > Hi, > > I wanted to copy one array into another, element by element, so that I > could edit the source data as necessary. I simultaneously changed a > source element using "strip!". The latter step corrupted the > copying. Without the bang operator, all works as expected. > > The above question, source code and output are stored at > http://www.pastie.org/539430. > > This is not an earth-shattering problem. I'm just curious why it > doesn't work ... especially because it took me a good while to figure > out the cause of my app's failure. > > Thanks in Advance, > Richard > --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
