http://snipplr.com/users/noah/tags/each Recent snippets posted on Snipplr.com en-us Tue, 14 Feb 2012 20:16:39 GMT http://snipplr.com/view/12419/detect-the-first-and-last-iteration-of-a-loop-in-ruby/ It's great that, at the times I really need it, I can ask for Ruby help on `#nyc.rb`: how can I detect the first or last iteration of a loop in Ruby or Rails? what sort of loop? an array loop? or something else? f == array.first? in case of an array you want #each_with_index yah each_with_index would do it, thanks much I'm looping through an array printing LIs and I want to apply css classes to the first and last LIs respectively

]]> Fri, 20 Feb 2009 13:44:51 GMT http://snipplr.com/view/12419/detect-the-first-and-last-iteration-of-a-loop-in-ruby/