On Feb 19, Bradford Ritchie said:
>foreach my $elem (@long_list) {
> my $k="junk";
> foreach $k (keys %hash) {
> last if($elem =~ /$k/); ## ok, I've got the $k I need
> }
> $hash{$k}->{'foo'} = 42; ## oops, $k is reset to "junk"
>}
That behavior is documented, yes.
Perhaps you want to do:
for my $elem (@long_list) {
for my $k (keys %hash) {
if ($elem =~ $k) {
$hash{$k}{foo} = 42;
last;
}
}
}
>Or, is there any way to get around the way foreach localizes the index
>variable?
No. It does that on purpose, and is documented to do so.
--
Jeff "japhy" Pinyan [EMAIL PROTECTED] http://www.pobox.com/~japhy/
RPI Acacia brother #734 http://www.perlmonks.org/ http://www.cpan.org/
** Look for "Regular Expressions in Perl" published by Manning, in 2002 **
<stu> what does y/// stand for? <tenderpuss> why, yansliterate of course.
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