From: Sebastian Hungerecker <sepp2k@...>
Date: 2007-08-30T06:21:48+09:00
Subject: Re: displaying an array

7stud 7stud wrote:
> In irb, an array displays like this:
>
> irb(main):001:0> a = %w(bird dog cat)
> => ["bird", "dog", "cat"]
> irb(main):002:0>
>
> Is there a command to get the same format when I display an array with a
> program?

p (which is equivalent to puts foo.inspect)


> Also, this code:
>
> a1 = %w(cat dog bird)
> puts a1
>
> a2 = %w{john joe jim}
> puts a2
>[...]
> seems to suggest that braces and parentheses are equivalent.  Is that
> the case?

You can use any non-alphanumeric character with %w (or %r or whatever). It 
won't make a difference. Examples:
%w<la lu li>
%w_li la lo_
%w#chunky bacon#
%w)foo bar)  # This one's strange, I know.
etc.

HTH,
Sebastian
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