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Ruby word count (See related posts)

module StringExtensions
  def words
    s = self.dup
    s.gsub!(/\w+/, 'X')
    s.gsub!(/\W+/, '')
    s.length
  end
end
to ruby regex language words by sikelianos on Wed Feb 06 14:29:34 -0500 2008

Comments on this post

peter posts on Feb 06, 2008 at 22:51
s.scan(/\w+/).size would probably do the same, btw.
bjhess posts on Feb 28, 2008 at 22:03
And actually, if you want to accept perfectly legitimate words with hyphens, like "one-way street" and "forty-three," you need to go this route:

s.scan(/(\w|-)+/).size


BTW, Peter, I hadn't happened upon "scan" until reading your book. Thanks!

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