Help for this page
23:10 >perl -Mstrict -wE "my @c = ('a' .. 'e'); my $q = \@c; my $r = \
+(@c); say $q, ' --> ', @$q, qq[\n], $r, ' --> ', $$r;"
ARRAY(0x18a5654) --> abcde
SCALAR(0x4bc344) --> e
1:46 >perl -Mstrict -wE "my $q = \my @c; @c = ('f' .. 'h'); say $q,
+' --> ', @$q;"
ARRAY(0x177554c) --> fgh
(a) \my %hash --> (b) \my(%hash)
but (b) \my(%hash) --> (c) \(my(%hash))
1:11 >perl -wE "warn undef;"
Use of uninitialized value in warn at -e line 1.
SCALAR(0x1d20f6c) at -e line 1.
Once (shame on you!)
Twice (shame on me!)
More often than I'd like to be
All the time
Just when answering stupid polls
Who you callin' a fool?
I refuse to vote in this ridiculous poll
Results (531 votes). Check out past polls.