Perl Christmas Quiz 2009

[Matt Sergeant]

On Mon, 30 Nov 2009 18:24:12 +0000, Chris Jack wrote:
> 1) Without running it to check, what does the following program output?
> 
> 
> my %a = (3,2,1,0);
> 
> 
> for my $b (sort values %a) {
>     $b += 4;
> }
> 
> 
> print $a{1} . "\n";

Bizarrely enough, on both my Snow Leopard machines (default perl 
install) this outputs: 4D

Nice bug there.

Matt.

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