From: Tobi Reif <tobiasreif@...>
Date: 2006-03-14T02:39:19+09:00
Subject: Re: simple one-liners: last line missing

On Tue 2006-03-14 Tobi Reif wrote:
> On Tue 2006-03-14 ts wrote:
> > >>>>> "T" == Tobi Reif <tobiasreif@pinkjuice.com> writes:
> > 
> > T>   $ ruby -pe 'sub(/(\S+)\s+(\S+)/,"#{$2} #{$1}")' data.txt
> > 
> >  The replacement string is build when #sub is called
> > 
> >  for the first call $1 = $2 = nil ==> the replacement string is ' '
> > 
> >  for the second call, $1 = 'first', $2 = 'foo' ==> the replacement string
> >  is 'foo first'
> > 
> >  etc,
> 
> Thanks. I guess my (current) opinion is that it should work.
> 
> Tobi

Now I understand that it can't work.

Thanks again,
Tobi