On Nov 12, 2008, at 2:40 PM, Brian Candler wrote: > I can't see, however, why you wouldn't just have an Array of Parameter > objects, rather than a separate Parameters container object. Not sure you could do #2 (convenient :to_s method) in that case. Whether #2 is worth the extra class is another question (and worth asking) -- -- Jim Weirich -- jim.weirich / gmail.com