APM: Regular Expression Question

[Jay Flaherty]

try
$piece =~ s/\t{0,3}/\"\t\"/g;
This is an interval quantifier where {0,3} means you require a minimum
of 0 matches up to a maximum of 3 matches

This is untested of course.

Jay

On 8/16/06, Barron Snyder (CE CEN) <Barron.Snyder at wholefoods.com> wrote:
>
>
>
>
> $piece =~ s/\t/\"\t\"/g;
>
>
>
> With the above code I'm searching for all tab characters and replacing them
> with a tab surrounded by double-quotes. Is there a way without putting this
> in a coding loop, to replace say, only the first three instances it finds in
> $piece? It seems like a nice way to do this would to be able to replace the
> "g" with an integer indicating how many replacements to do but it doesn't
> seem to work like that <grin>.
>
>
>
> I'm parsing some columnar data (7 columns) and I want to put double-quotes
> around the first six columns. I've figured out a way to do it but it's kind
> of clumsy. I thought you experts may be able to show a Perl newbie a more
> elegant way to do it.
>
>
>
> Thanks,
>
>
>
> Barron Snyder
>
> Software Development, Financial Systems Team
>
> Whole Foods Market, HQ
>
> barron.snyder at wholefoods.com
>
>
>
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