> >> @unique = keys %{
> >> my %set;
> >> @set{ @arr } = (); # fast!
> >> \%set;
> >> };
> >
> > One question why doesn't use strict; complain about @set?
>
> Heh, I think I just posted about this. Unless my memory deceives me,
> "@set{ @arr }" is a hash slice. That is, it's really %set (in
> 'batch' mode
> ;-)), which you have declared. I remember this because it
> seemed so strange
> at the time.
Oh right, makes sense, I never have had to use hash slices so
check one off for learning somethign new today!
Thanks
Dan
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