I did originally want to overwrite the existing string, but the more I think about it, using a new string is better.
Thanks Colin! Nik On Wed, Jul 29, 2009 at 12:17 PM, Colin Law <[email protected]> wrote: > > 2009/7/29 Nik So <[email protected]>: > > I see, do you mean that, instead of over-writing my existing string, I > > should get a new string which consists of > > > > new_str = $` + $' > > I thought you wanted chevrons and the y also. You can overwrite the > existing string if you want to > > str = 'abcydef' > str =~ /y/ > str = "<#{$`}>y<#{$'}>" > or something similar. > > Colin > > > > > ? > > > > Best, > > > > On Wed, Jul 29, 2009 at 6:18 AM, Colin Law <[email protected]> > wrote: > >> > >> 2009/7/29 Nik <[email protected]>: > >> > > >> > Hey guys, thanks for your help! > >> > > >> > I found out about $`, $& and $', as well as $1 - $9. But here is still > >> > the problem. They do *find* the "abc" or "xxx" in front of "y" > >> > > >> > But I *cannot* act on them, I can only read them. > >> > I am saying, I can't do something like > >> > > >> > $` = " <#{$`}>" > >> > >> new_string = " <#{$`}>y" > >> > >> Colin > >> > >> > > >> > these variables seem to be read-only > >> > > >> > Any ideas? > >> > > >> > Thanks again! > >> > On Jul 28, 1:05 pm, coreypurcell <[email protected]> wrote: > >> >> str = "vvvyxxx" > >> >> > >> >> str =~ /y/ > >> >> > >> >> $` > >> >> => "vvv" > >> >> > >> >> $' > >> >> => "xxx" > >> >> > >> >> Like spacecow said. It's $ Backtick > >> > > > >> > > >> > >> > > > > > > > > -- > > Nik So > > > > > > > > > > > -- Nik So --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
