grep, etc

[Fairlight]

On Wed, Aug 18, 2004 at 11:38:48AM -0400, Jay Ashworth may or may not have
proven themselves an utter git by pronouncing:
> On Wed, Aug 18, 2004 at 01:17:23AM -0400, Brian K. White wrote:
> > Jay R. Ashworth wrote:
> > > On Tue, Aug 17, 2004 at 11:08:11PM -0400, Brian K. White wrote:
> > >> Fairlight wrote:
> > >>> Sweet.  I should grab that.  :)  Basically a -useful- egrep.  :)
> > >>> Well, egrep is useful, but not as useful as it otherwise could be.
> > >> 
> > >> I'd say the plain old stock sco grep was useful, since it aswered
> > >> the need very directly in one command without especially exotic
> > >> options or a pipeline. Didn't even require the stock egrep let alone
> > >> gnu grep or pcregrep.
> > > 
> > > Well, except that it *didn't* fulfill the requirement of the poster
> > > who started this thread, without a big ungainly pipline wrapped
> > > around it. 
> > 
> > What are you talking about?
> > 
> > The stated request was:
> > 
> > sample data:
> > ISA*00000089** *
> > CLM*inv123456*a*b*c         -213
> > SV1*23456*25*A*B            -214
> > 
> > I want to be able to view a range of lines, ie: from -213 to -216
> > 
> > In what way does this fail to meet that request?
> > grep '-21[3-6]$' file
> 
> Well, in the *exact* instance he used as an example, it would work.
> 
> But what happens if he wants -213 through -226?
> 
> There isn't actually, quite enough information about his requirements
> here to design a solution that's guaranteed to work.

Amen.  Which is why we ended up with anything from my pipeline (I was
unaware you could combine funtionalities like you did, Jay) to accomplish a
match and a range, to people just doing the range.  I think we all took a
little something different away from it, depending how we read it.

mark->
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