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Posted By

wackimonki on 02/26/07


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rails empty rubyonrails


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Testing If Variable is Empty (nil)

 / Published in: Ruby
 

The code tests if session[:counter] exists. If you leave out the all important '?', it will fail with an error.

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  1. if session[:counter].nil?
  2.   # code here
  3. end

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