enum.partition { |obj| block } â [ true_array, false_array ]
enum.partition â an_enumerator
enum.partition â an_enumerator
Instance Public methods
Returns two arrays, the first containing the elements of enum for which the block evaluates to true, the second containing the rest.
If no block is given, an enumerator is returned instead.
(1..6).partition { |v| v.even? } #=> [[2, 4, 6], [1, 3, 5]]
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