method

filter

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Ruby latest stable (v2_5_5) - 0 notes - Class: Enumerable
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This method is only available on newer versions. The first available version of the method is shown here.

filter() public

Returns an array containing all elements of enum for which the given block returns a true value.

If no block is given, an Enumerator is returned instead.

(1..10).find_all { |i|  i % 3 == 0 }   #=> [3, 6, 9]

[1,2,3,4,5].select { |num|  num.even?  }   #=> [2, 4]

[:foo, :bar].filter { |x| x == :foo }   #=> [:foo]

See also Enumerable#reject.

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