Here's a test of understanding. What does the following produce? 
use strict;
use Data::Dumper;

my @array;
for (my $i = 0; $i < 5; ++$i) {
  LABEL:
    my @y;
    push(@y, $i);
    push(@array, \@y);
    if ($i & 1) {
        ++$i;
        goto LABEL;
    }
}
print(Dumper(\@array), "\n");

[download]
Hint: I failed.
<Reveal this spoiler or all in this thread>

In reply to Re^4: Scope and references by jpl
in thread Scope and references by {}think

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