Re: Dynamically creating a hash for keys()

Je 2004-10-20 10:04:25 +0100, Georg Moritz skribis:
> From the keyboard of Jason Foster [19.10.04,09:50]:
> > I tried making an anonymous hash as follows...
> >
> >      print( keys( %{ reverse( %hash ) } ) );
> 
> wrong brackets ;-)
> 
> print keys %{{reverse @{[%hash]}}}
> 
> coerce the hash into an anonymous array, deref it, reverse the
> resulting list, put it into an anonymous hash, get keys from the ref

This is unnecessary - reverse can operate directly on a hash (as I think
has been posted a coupla times elsewhere); perldoc -f reverse

P

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