Ruby/Array/reverse

Материал из Wiki.crossplatform.ru

Reverse in place

a = [1,2,3]
p a.reverse!
p a                                  # => [3, 2, 1]

Reverse the Order of the Array"s Elements

x = [1, 2, 3]
puts x.reverse.inspect

The reverse method reverses the order of the elements in an array, returning a new array of elements, reversed

%w[ one two three four five six seven eight nine ten ].reverse