instance method
last
Ruby on Rails 7.0.10
Since v4.0.13Signature
last(limit = nil)Returns the last record, or the last n records, from the collection. If the collection is empty, the first form returns nil, and the second form returns an empty array.
class Person < ActiveRecord::Base has_many :pets end person.pets # => [ # #<Pet id: 1, name: "Fancy-Fancy", person_id: 1>, # #<Pet id: 2, name: "Spook", person_id: 1>, # #<Pet id: 3, name: "Choo-Choo", person_id: 1> # ] person.pets.last # => #<Pet id: 3, name: "Choo-Choo", person_id: 1> person.pets.last(2) # => [ # #<Pet id: 2, name: "Spook", person_id: 1>, # #<Pet id: 3, name: "Choo-Choo", person_id: 1> # ] another_person_without.pets # => [] another_person_without.pets.last # => nil another_person_without.pets.last(3) # => []
Parameters
-
limitopt = nil
Source
# File activerecord/lib/active_record/associations/collection_proxy.rb, line 257
def last(limit = nil)
load_target if find_from_target?
super
end
Defined in activerecord/lib/active_record/associations/collection_proxy.rb line 257
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Defined in ActiveRecord::Associations::CollectionProxy