Re: Getting keys of mapped hash?

[Shevek]

On Tue, 2 Jan 2001, Peter Corlett wrote:

> On Sat, Dec 30, 2000 at 06:35:18PM +0000, Tony Bowden wrote:
> > i.e. something akin to: my @sort = sort keys map { $_ => 1 } @list;
> 
> I'm thinking that this might work:
> 
> my @sort=sort keys %{ +{ map { $_ => undef } @list } };

Maybe I'm missing something here, but how is this different to

my @sort = sort @list;

?

S.

--
Shevek
I am the Borg.
sub AUTOLOAD { ($s=$AUTOLOAD)=~s/.*:://; eval qq{ *$AUTOLOAD=$s
?sub {$s*&{$s-1}} :sub {1}; }; goto &$AUTOLOAD; } print &{'4'};