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Categories / Ruby / Array

 

Push an array to another array

p a = [1,2,3]                             # => [1, 2, 3] p a << [4, 5, 6]                          # => [1, 2, 3, [4, 5, 6]] p a << a                                  # => [1, 2, 3, [4, 5, 6], [...]]