method

count

v4.2.1 - Show latest stable - 0 notes - Class: CollectionProxy

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What's this?

count(column_name = nil, options = {}) public

Count all records using SQL.

class Person < ActiveRecord::Base
  has_many :pets
end

person.pets.count # => 3
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>
#    ]

Show source

# File activerecord/lib/active_record/associations/collection_proxy.rb, line 695
      def count(column_name = nil, options = {})
        # TODO: Remove options argument as soon we remove support to
        # activerecord-deprecated_finders.
        @association.count(column_name, options)
      end

count

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