From: Joost Diepenmaat <joost@...>
Date: 2005-05-04T23:28:22+09:00
Subject: Re: writing to a file with gsub!

On Wed, May 04, 2005 at 11:20:21PM +0900, Ralf M�ller wrote:
> On Wed, 4 May 2005 23:06:21 +0900
> James Edward Gray II <james@grayproductions.net> wrote:
> 
> > On May 4, 2005, at 8:59 AM, Ralf M�ller wrote:
> > 
> > > On Wed, 4 May 2005 22:30:07 +0900
> > > "Robert Klemme" <bob.news@gmx.net> wrote:
> > >
> > >
> > >> But it's simpler - as simple as
> > >>
> > >> ruby -pi.bak -e 'gsub /\d+/, "###"' your_file
> > >>
> > >
> > > But what about using \1 and \n in the second argument of gsub. Doesn't 
> > > require \1 single-quotes
> > > and \n double quotes?
> > 
> > No.  If you want to put \1 in double quotes, just add a backslash.  
> > "\\1\n" works fine.
> > 
> > Hope that helps.
> > 
> 
> Great. 
> At last i can get rid of these perl one-liners.

You mean you prefer

ruby -pi.bak -e 'gsub /\d+/, "###"' your_file

over

perl -pi.bak -e 'gsub /\d+/, "###"' your_file
 
?

Yeah, I can clearly see the advantage :-)