From: "David A. Black" <dblack@...>
Date: 2009-10-23T07:09:04+09:00
Subject: Re: Wrong statement in Ruby 1.9 keyword doc on ruby-doc.org

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Hi --

On Fri, 23 Oct 2009, Marvin G端lker wrote:

> Hello,
>
> I've found there's a mistake in the keyword documentation for Ruby 1.9
> on ruby-doc.org. For "return" one code example is:
>
>  def three
>    return 3
>  ensure
>    puts "Enjoy the 3!"
>  end
>
>  a = 3    # Enjoy the 3! #<=====WRONG
>  puts a   # 3
>
> where the marked line does not show "Enjoy the 3!". I think that line
> has to be
>  a = three
> .

Ha! I love that one. Earth to me. I'll fix it and forward to James.

> Btw., you can pass an argument to the "next" keyword:
>
> irb(main):001:0> ary = [1, 2, 3]
> => [1, 2, 3]
> irb(main):002:0> ary1 = ary.map{|x| next;x + 1}
> => [nil, nil, nil]
> irb(main):003:0> ary2 = ary.map{|x| next(95);x + 1}
> => [95, 95, 95]
> irb(main):004:0>

Good point. I'll add that too.


David

-- 
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