I don't really know how to remove elements from the hash.

That reminded me that you can subtract %h2 from %h1 via: 

    delete @h1{ keys %h2 };

[download]

        - tye (but my friends call me "Tye")

In reply to (tye)RE: Answer: set theory w/hashes? arrays? done quickly? by tye
in thread set theory w/hashes? arrays? done quickly? by Anonymous Monk

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