From: Josselin Date: 2007-05-29T05:25:05+09:00 Subject: Re: range object as a parameter On 2007-05-28 20:09:43 +0200, Alex Young said: > Josselin wrote: >> I trying to use a range object from an array of ranges objects as a parameter >> >> >> my_range = [(0..2), (2..5), (5..10), (10..15), (15..25)] >> >> props = [] >> domains = Domain.find(:all) >> # keep track of the number of domains >> @ props[0] = domains.nitems >> k = params[:id] # can be 0, 1 ,2,3,4 >> >> 1.step(domains.nitems,1) do |d| >> props[d] = Proposition.find_by_range( ( my_range[k ] ) , ......... ) >> d = d.next >> end >> >> I got an error : can't convert String into Integer in the line : >> props[d] = Proposition.find_by_range( ( my_range[k ] ) , ......... ) >> >> is is wrong ? > Here's a guess: k is a String? Array indices can only be Integers - > try my_range[k.to_i]. thanks that's it... I was not searching for the right problem... could not find the right solution... 4 years better than 2... don't know why we have been created like that ! (or "evolutionned"....... ;-)))