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Posted By

chrisaiv on 10/15/07


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Randomize


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Ruby: Randomly selecting an item from within a Hash

Published in: Ruby 

Needed a way to randomly select an item from within a Hash

Plain TextExpand 
  1. #A. Create a Hash
  2. hash = {:key1 => "item1", :key2 => "item2", :key3 => "item3"}
  3. #B. Return a new array of all the Values from the Hash
  4. items = hash.values
  5. #C. Randomly 
  6. puts items[rand(items.length)]

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