From: Neville Burnell <Neville.Burnell@...>
Date: 2005-09-15T12:28:53+09:00
Subject: Re: params v.s. @params in rails?

>> From: Ara.T.Howard [mailto:Ara.T.Howard@noaa.gov] 
>> Sent: Thursday, 15 September 2005 1:22 PM
>> To: ruby-talk ML
>> Subject: Re: params v.s. @params in rails?
>>
>>     def method_missing(m, *a, &b)
>>       idx = FIELDS.index m.to_s
>>       return self[idx] if idx
>>       super
>>     end
>>
>> this routes through method_missing each time, which is expensive

Intuitively it sounds expensive, because [I imagine] ruby needs to
traverse then inheritance tree for the object, but in a simply case like
your example is it still expensive, ie, is method_missing much more
expensive than any other call ?

Neville