> Of course, this assumes string values.

Not assuming it is why I went this way. It can also handle an array of refs like this.

Though mixed values may clash.

I started a thread here once where I asked for a solution for this, will dig it out tomorrow.

update

couldn't wait Re: Using hashes for set operations... , but doesn't really help.

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery FootballPerl is like chess, only without the dice

In reply to Re^3: map question (hash slice) by LanX
in thread map question by catfish1116

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