From: matz@... (Yukihiro Matsumoto) Date: 2002-11-15T14:04:52+09:00 Subject: Re: ruby-dev summary 18613-18710 Hi, In message "Re: ruby-dev summary 18613-18710" on 02/11/15, Tim Sutherland writes: |How about the latter, with an optional block. | |a = [1, 0, 3] |b = [2, 1, 2] |c = [3, 2, 1] | |[a, b, c].zip { |x, y, z| x*y + z } #=> [5, 2, 7] | |Now zip is like lisp's map. Interesting feature, but it should not be named "zip". matz.