diff options
author | Ronak Jangir <ronakjangir47@gmail.com> | 2015-08-22 22:56:04 +0530 |
---|---|---|
committer | Ronak Jangir <ronakjangir47@gmail.com> | 2015-08-23 07:28:27 +0530 |
commit | f9f156b22c77eb01c009eaac421afcb2a2d6673f (patch) | |
tree | b5fac72dd1de72779635d2a332dcd610b02a43d7 /activerecord | |
parent | ec760e67fd9be26de165c912dfd0dd0f3f31b4b8 (diff) | |
download | rails-f9f156b22c77eb01c009eaac421afcb2a2d6673f.tar.gz rails-f9f156b22c77eb01c009eaac421afcb2a2d6673f.tar.bz2 rails-f9f156b22c77eb01c009eaac421afcb2a2d6673f.zip |
Added docs for CollectionProxy#take [ci skip]
Diffstat (limited to 'activerecord')
-rw-r--r-- | activerecord/lib/active_record/associations/collection_proxy.rb | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index b5a8c81fe4..29c711082a 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -227,6 +227,31 @@ module ActiveRecord @association.last(*args) end + # Gives a record (or N records if a parameter is supplied) from the collection + # using the same rules as <tt>ActiveRecord::Base.take</tt>. + # + # 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.take # => #<Pet id: 1, name: "Fancy-Fancy", person_id: 1> + # + # person.pets.take(2) + # # => [ + # # #<Pet id: 1, name: "Fancy-Fancy", person_id: 1>, + # # #<Pet id: 2, name: "Spook", person_id: 1> + # # ] + # + # another_person_without.pets # => [] + # another_person_without.pets.take # => nil + # another_person_without.pets.take(2) # => [] def take(n = nil) @association.take(n) end |