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  1. Prepare
  2. Ruby
  3. Arrays & Hashes
  4. Ruby Hash - Addition, Deletion, Selection
  5. Discussions

Ruby Hash - Addition, Deletion, Selection

  • umarmahmoodshk
     + 0 comments
    hackerrank= Hash.new
hackerrank.default = 0
hackerrank.store(543121, 100)
hackerrank.keep_if {|key, value| key.is_a?Integer}
hackerrank.delete_if {|key,value| key.even?}