in reply to Re^6: "last expression" quiz
in thread "last expression" quiz

Are you thinking perhaps of dualvar() from Scalar::Util?

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Re^8: "last expression" quiz
by Aristotle (Chancellor) on Oct 21, 2005 at 10:22 UTC

    Yes, that’s precisely the kind of thing I’m talking about. The nodes I am thinking of predate Scalar::Util and instead used a bit of voodoo to achieve the effect, though.

    And thanks for pointing me that way – I didn’t know Scalar::Util had such a utility function. Plus now I see several new interesting functions in recent versions that I hadn’t noticed before. I need to do some homework here!

    Makeshifts last the longest.