Ruby on Rails

On Jul 29, 2014, at 7:33 PM, Dave Castellano <lists@ruby-forum.com> wrote:

> Novice question:
>
> I need to assign an item id to one of 3 arrays randomly but can't figure
> out how to specify the correct array by combining "arr" and the randomly
> generated number...
>
> id = "100"
> x = rand(1..3)
>
> arr1 = Array.new
> arr2 = Array.new
> arr3 = Array.new
>
> selected_array = "#{'arr' + x}" *** Not sure how to do this ****
>
> selected_array.push(id)
>

While you could append the name and eval, that's not really a clean approach. Just use an array of arrays. Or if else...


--
Scott Ribe
scott_ribe@elevated-dev.com
http://www.elevated-dev.com/
(303) 722-0567 voice




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