On Dec 24, 2007, at 07:19 , jbieger / gmail.com wrote:

> Hi, I'm a total newbie with Ruby and I was trying to make this
> function that would get a (multidimensional) array, make a copy, make
> some changes to the copy and then return the copy, without altering
> the original array. However, no matter what I try, the original array
> gets altered. Here is my code:

`ri Enumerable#map`