What is the best way to convert an array to a hash in Ruby

Question

In Ruby, given an array in one of the following forms...

[apple, 1, banana, 2]
[[apple, 1], [banana, 2]]

...what is the best way to convert

Answer 1

You can also simply convert a 2D array into hash using:

1.9.3p362 :005 > a= [[1,2],[3,4]]

 => [[1, 2], [3, 4]]

1.9.3p362 :006 > h = Hash[a]

 => {1=>2, 3=>4}