Filter

Filter
You are encouraged to solve this task according to the task description, using any language you may know.

Select certain elements from an Array into a new Array in a generic way. E.g., select all even numbers from an Array

Ruby

 ary = [1,2,3,4,5,6]
 even_ary = ary.select{|el|el%2==0}
 # => [2, 4, 6]