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Array.reduce

reducefunctionif_empty

Documentation​

Combines all the elements of a non-empty array using a binary operation. If the array is empty, it returns if_empty.

Arguments​

  • function: A binary operation that takes two items and combines them.
  • if_empty: Value returned if the array is empty.

Examples​

Compute the sum of all the elements in an array.​

      [0, 1, 2].to_array . reduce (+)