Joshua Muheim wrote:
> Hi all
> 
> What's the fastest way to convert "ThisIsSomeString" to 
> "this_is_some_string"?

I believe this is the fastest way, though it may not catch all cases 
(numbers and such)

   def lowerize(str)  # ??
     str.gsub(/([a-z])([A-Z])/, '\1_\2').downcase
   end


Cheers,
Daniel