[Chicago-talk] Why won't this work?
Richard Reina
richard at rushlogistics.com
Wed Aug 1 08:31:57 PDT 2007
Andy,
Thanks so much for the response. Your suggestion was vert elegant and efficient.
Thanks again,
Richard
Andy Lester <andy at petdance.com> wrote:
On Aug 1, 2007, at 8:56 AM, Richard Reina wrote:
> foreach $def (@arr) {
> if ($def eq "b") {
> my $trash = shift # get rid of (trash) b
> }
> }
>
> print "@arr\n";
>
> "b" does not get eliminated?
Because you're shifting from @ARGV, not @arr.
The better way to do it is to replace the entire for loop with:
@arr = grep { $_ ne 'b' } @arr;
xoxo,
Andy
--
Andy Lester => andy at petdance.com => www.petdance.com => AIM:petdance
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