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chadmiko/opposite_of_array_intersection.rb

Forked from awesome/opposite_of_array_intersection.rb
Created June 9, 2017 21:46
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Revisions

  1. @awesome awesome revised this gist Jan 22, 2010. 1 changed file with 6 additions and 0 deletions.
    6 changes: 6 additions & 0 deletions opposite_of_array_intersection.rb
    View file
    Original file line number Diff line number Diff line change
    @@ -6,3 +6,9 @@ def awesome(ar_1, ar_2)
    end

    awesome([1,2,3,4], [3,4,5,6]) # => [1, 2, 5, 6]


    # bonus code from @texel
    # http://twitter.com/texel/status/8035307156

    (a - (a & b)) | (b - (a & b)) # => nice one!
  2. @awesome awesome created this gist Jan 21, 2010.
    8 changes: 8 additions & 0 deletions opposite_of_array_intersection.rb
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,8 @@
    # Ruby opposite of array intersection... or maybe the method is missing from my brain bc not enough coffee
    # http://twitter.com/soawesomeman/status/8035087261

    def awesome(ar_1, ar_2)
    (ar_1 + ar_2) - (ar_1 & ar_2)
    end

    awesome([1,2,3,4], [3,4,5,6]) # => [1, 2, 5, 6]