public Method

Base.decrement(attribute)

Source
Home > Ruby > Rails > Rails 1.2.3 > ActiveRecord > ActiveRecord > Base > decrement

Initializes the attribute to zero if nil and subtracts one. Only makes sense for number-based attributes. Returns self.

Source Code

# File active_record/base.rb, line 2057
def decrement(attribute)
  self[attribute] ||= 0
  self[attribute] -= 1
  self
end
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