On 2007-05-28 20:09:43 +0200, Alex Young <alex / blackkettle.org> 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".......  ;-)))