From: Martin DeMello <martindemello@...>
Date: 2002-12-01T00:59:08+09:00
Subject: Re: Scope of regex match $variables

Paul Melis <paul@floorball.nl> wrote:
> "Martin DeMello" <martindemello@yahoo.com> wrote in message
> news:Qd3G9.10876$Qr.203053@news3.calgary.shaw.ca...
>> returns "ell" and nil. Is there any way to make the value of $1 persist
>> when the function returns?
> 
> From the Pickaxe book:
> 
> "$1 to $9 - String - The contents of successive groups matched in the last
> successful pattern match. In "cat" =~/(c|a)(t|z)/, $1 will be set to ``a''
> and $2 to ``t''. This variable is local to the current scope."

Oops - should have read the Pickaxe more carefully before asking on the
group. Thanks for the quick reply.

> Looks like you have to save them explicitly yourself.

Yeah, but I can't figure out a way to make them local to the calling
scope, the way an actual Regexp#match call would.

martin