On 19 June 2011 13:38, Michael Pavling <[email protected]> wrote:
> On 19 June 2011 12:23, Mauro <[email protected]> wrote:
>> In the model I have:
>>
>> validates :square_meters_public_land, :barrier_meters, :numericality
>> => { :greater_than_or_equal_to => 0 }, :allow_nil => true
>>
>
> Depending on your Rails version.... try:
>
>  validates :square_meters_public_land, :barrier_meters, :numericality
>  => { :greater_than_or_equal_to => 0 }, :if => Proc.new {|o|
> !o.square_meters_public_land.blank?}
>
> or
>
>  validates :square_meters_public_land, :barrier_meters, :numericality
>  => { :greater_than_or_equal_to => 0 }, :if =>
> :square_meters_public_land

Same problem, I don't know how to insert nil values for the two fields.

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