diff options
Diffstat (limited to 'activerecord/lib/active_record')
-rw-r--r-- | activerecord/lib/active_record/associations/collection_proxy.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index 40f59f2c77..0131fa3a5b 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -177,6 +177,19 @@ module ActiveRecord # pet.group == 'cats' # end # # => true + + ## + # :method: include? + # Returns true if the given object is present in the collection. + # + # class Person < ActiveRecord::Base + # has_many :pets + # end + # + # person.pets # => [#<Pet id: 20, name: "Snoop">] + # + # person.pets.include?(Pet.find(20)) # => true + # person.pets.include?(Pet.find(21)) # => false delegate :select, :find, :first, :last, :build, :create, :create!, :concat, :replace, :delete_all, :destroy_all, :delete, :destroy, :uniq, |