From: Robert Klemme <shortcutter@...>
Date: 2011-02-07T21:52:16+09:00
Subject: Re: making hash key from arrays

On Mon, Feb 7, 2011 at 1:43 PM, Alex Gutteridge <alexg@ruggedtextile.com> wrote:

> Thanks, I never knew #zip took a block argument before.

IIRC that was introduced later.  If my memory does not fail me
originally Array#zip only returned an Array and block handling (as
well as multiple Array arguments to Array#zip) were added later.

Kind regards

robert

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