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  1. Prepare
  2. Ruby
  3. Arrays & Hashes
  4. Ruby Array - Selection
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Ruby Array - Selection

  • umarmahmoodshk
     + 0 comments
        arr.select {|a| a.odd? }
		
    arr.reject {|a| a % 3 == 0 } 

    arr.delete_if {|a| a.negative?}

    arr.keep_if {|a| a.positive?}