From: "Hal E. Fulton" <hal9000@...>
Date: 2002-11-19T06:42:16+09:00
Subject: Re: ruby-dev summary 18711-18810

----- Original Message -----
From: <dblack@candle.superlink.net>
To: "ruby-talk ML" <ruby-talk@ruby-lang.org>
Sent: Monday, November 18, 2002 9:19 AM
Subject: Re: ruby-dev summary 18711-18810


> Hi --
>
> On Mon, 18 Nov 2002, Yukihiro Matsumoto wrote:
>
> > Hi,
> >
> > In message "Re: ruby-dev summary 18711-18810"
> >     on 02/11/18, dblack@candle.superlink.net
<dblack@candle.superlink.net> writes:
> >
> > |Do you mean that map_with_index has been rejected on its own, or just
> > |as a zip implementation?
> >
> > map_with_index was rejected just because no one proposed its typical
> > usage.  YANGI principle applied.
>
> Hmmmm....  I'll try to think of some examples.  It certainly seems to
> me to be at least as useful as each_with_index, potentially (i.e., if
> it existed :-)

I'd go so far as to say that map_with_index
does for map exactly what each_with_index
does for each.

I do find it useful.

It's used in scanf, David, isn't it? :)

Hal