Ruby on Rails

On 29 March 2017 at 13:35, fugee ohu <fugee279@gmail.com> wrote:
> Trying to validate presence where another field is not null
> I found this example, the opposite
>
> class Person < ApplicationRecord
> validates :surname, presence: true, if: "name.nil?"
> end
>
> How do I change the if: condition to name not nil?

In this particular case I would use unless:, or "!name.nil?" if you prefer.

Colin

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