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JavaScript Wizard

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UTF-8 compatible String ranges in Ruby

As found at http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/123935

class String
        def [] (*params)
                if params.all? { |p| Integer===p } ||
                   params.size==1 && Range===params[0]
                        res = self.unpack("U*").[](*params)
                        res = [res] unless Array===res
                        return res.pack("U*")
                end
                super
        end
end
to ruby string utf-8 unicode utf by jswizard on Sep 06, 2006
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