Posted By

gdonald on 09/27/06


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array unique


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ruby array unique


 / Published in: Ruby
 

  1. #!/usr/bin/env ruby
  2.  
  3. a = [0,1,2,3,4,5,2,3]
  4. p a.select{|e| a.index(e) != a.rindex(e)}.uniq

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