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ActiveRecord::AttributeMethods::PrimaryKey

Public Instance Methods

id() click to toggle source

Returns the primary key value

# File lib/active_record/attribute_methods/primary_key.rb, line 13
def id
  read_attribute(self.class.primary_key)
end
id=(value) click to toggle source

Sets the primary key value

# File lib/active_record/attribute_methods/primary_key.rb, line 18
def id=(value)
  write_attribute(self.class.primary_key, value)
end
id?() click to toggle source

Queries the primary key value

# File lib/active_record/attribute_methods/primary_key.rb, line 23
def id?
  query_attribute(self.class.primary_key)
end
to_key() click to toggle source

Returns this record's primary key value wrapped in an Array if one is available

# File lib/active_record/attribute_methods/primary_key.rb, line 7
def to_key
  key = self.id
  [key] if key
end

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