On Thu, Jun 27, 2013 at 10:20 PM, shawn wilson <ag4ve...@gmail.com> wrote:
> >...
> > True. But, "do" should probably draw a more explicit caution in the docs
> > since there are less tricky ways in most cases.
> >
> > However, there may be a few places when 'do' isn't always a don't :)
> >
> > 'do' might be a shorter, more readable idiom in the sense of "do
> something
> > until a condition occurs":
> >
> I can't agree with the either or here ... [snip]
>
> > perl -e 'do {$in =<>; ... } until $in =~ /q/'
> >
> > vs.
> >
> > perl -e 'while ( $in = <>; ... ) { ... last if $in =~ /q/}'
> >
> I find a combination of the two is most useful for quickly generating
> reports: [...snip]
> ...
>
Hm, this wasn't an argument for exclusive "either/or" usage at all. Rather
I was making a case that "do" in limited cases could be a shorter and/or
slightly clearer idiom.
--
Charles DeRykus
