From: David Alan Black <dblack@...>
Date: 2002-01-19T20:45:17+09:00
Subject: Re: Hello! Array sub classing?

Hi --

On Sat, 19 Jan 2002, Holden Glova wrote:

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>
> On Sat, 19 Jan 2002 16:52, Markt wrote:
> > Holden Glova wrote:
> > each line in the file, by default the delimeter is set to newline ($/).
> > Once
> >
> > Yep, thanks. That helps. I think the next issue is when my code hits a
> > 'nil' array element.
> >
> > Sooo.... what's a cute way of replacing 'nil' elements with say... "   "?
> >
> > Regards!
> >
> > Markt
>
> Markt, perhaps you want to go through some sort of checking afterwards with
> something like this?
>
> synack@eugene:~/downloads$ irb
> irb(main):001:0> a = [1, 2, 3, nil, 4, 5]
> [1, 2, 3, nil, 4, 5]
> irb(main):002:0> a.find_all { |element| !element.nil? }
> [1, 2, 3, 4, 5]

Don't forget #compact :-)

  a = [1,2,3,nil,4,5]
  a.compact!
  a             # => [1,2,3,4,5]


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav