Created
May 3, 2009 07:47
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Throwback to '03 http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/78103
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| class Numeric | |
| def commify | |
| to_s.gsub(/(\d)(?=\d{3}+(\.\d*)?$)/, '\1,') | |
| end | |
| end | |
| Numeric.new.commify(500000) |
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