From: Daniel Berger <djberge@...>
Date: 2002-11-15T04:01:36+09:00
Subject: Re: Ruby equivalent to Python's map()?

Phil Tomson wrote:

> In article <82c04a2.0211140526.115c9413@posting.google.com>,
> Roberto Amorim <wolfoxbr@hotmail.com> wrote:
> >Hi...
> >
> >I'm a Python programmer and I'm trying Ruby now. I love Smalltalk and
> >Ruby's "OO-ness" and likeness to Smalltalk gives me warm feelings. I'm
> >really excited about Ruby, enough to consider switching to it from
> >Python.
> >
> >However, I was messing around yesterday with Ruby and looked
> >everywhere for some functionality close to the map() function on
> >python, but couldn't find it anywhere. For those that don't know the
> >function, here's a raw example:
> >
> >a = [1,2,3]
> >b = [4,5,6]
> >map(None, a, b) --> [[1,4],[2,5],[3,6]]
> >
>
> Hmmm... this seems to be what the proposed 'zip' method on Array would do.
> It's not included yet, but apparently has been approved.
>
> I'm not sure that 'zip' is the best name, though...
>
> Phil

Third party modules ok?

require "hashslice"
c[*a] = *b
c.to_a -> [[1, 4], [2, 5], [3, 6]]

Regards,

Dan