ary.rotate(count=1) â new_ary
Instance Public methods
Returns a new array by rotating self so that the element at
count is the first element of the new array.
If count is negative then it rotates in the opposite
direction, starting from the end of self where -1
is the last element.
a = [ "a", "b", "c", "d" ]
a.rotate #=> ["b", "c", "d", "a"]
a #=> ["a", "b", "c", "d"]
a.rotate(2) #=> ["c", "d", "a", "b"]
a.rotate(-3) #=> ["b", "c", "d