NOTE: use Perl; is on undef hiatus. You can read content, but you can't post it. More info will be forthcoming forthcomingly.
All the Perl that's Practical to Extract and Report
--Larry Wall in <199911192358.PAA24109@kiev.wall.org>
Did I say I expect Perl to do the right thing? :-)
--Larry Wall in <199911200217.SAA24898@kiev.wall.org>
Stories, comments, journals, and other submissions on use Perl; are Copyright 1998-2006, their respective owners.
Another gotcha for you (Score:1)
$ perl -wle 'package foo; our $_; print map {$_} 1..5'
Use of uninitialized value in print at -e line 1.
Use of uninitialized value in print at -e line 1.
Use of uninitialized value in print at -e line 1.
Use of uninitialized value in print at -e line 1.
Use of uninitialized value in print at -e line 1.
What happened? Well $_ is supposed to be $main::_. But after the our, $_ is now looking at $foo::_ while map still populates $main::_.
You may find http://www.perlmonks.org/?node_id=48379 [perlmonks.org] to be of interest as well.
Reply to This