Jo Jo wrote:
> If I have a table: users(id, name, address, city)
>
> How can I validate:
> Name must be entered, but address and city can be null, but if there is
> address, there also must be a city. So city can't be null, if address is
> not, but bouth address and city can be null.
>
>
> validates_presence_of name
> validates ????
Hi,
Try with following code.
def validate
errors.add(:city,"City should not be empty") if city==nil and
address!=nil
end
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