validates_numericality_of validates presence too

jorge_santiago (jorge santiago) January 13, 2007, 4:41pm 1

You must use the option :allow_nil => true in the validates_numericality_of statement in order to allow empty values:

validates_numericality_of :duration, :worker_id, :number, :cast_in_heater_order_letter_id, :allow_nil => true

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