From: "Guy N. Hurst" <gnhurst@...>
Date: 2001-05-05T10:07:27+09:00
Subject: [ruby-talk:14691] Re: ranges


Joseph McDonald wrote:
> 
> Hi,
> 
> Is there a way to construct an array out of a range such
> as: (0..9,"A".."Z","-") ?
> 
> This works, but I'm sure it's hokey:
> 
>     arr = Array.new
>     (0..9).to_a.each do |a|
>       arr << a
>     end
>     ("A".."Z").to_a.each do |a|
>       arr << a
>     end
>     arr << "-"
> 

Try:

arr = (0..9).to_a + ('A'..'Z').to_a + ['-']

OR this:

def foo(*args)
  arr = []
  args.each{|x| arr += x.to_a }
  arr
end

arr = foo(0..9,'A'..'Z','-')


Guy N. Hurst

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