method
destroy_all
v4.1.8 -
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Class: CollectionProxy
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destroy_all()
public
Deletes the records of the collection directly from the database ignoring the :dependent option. It invokes before_remove, after_remove , before_destroy and after_destroy callbacks.
class Person < ActiveRecord::Base has_many :pets end person.pets.size # => 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> # ] person.pets.destroy_all person.pets.size # => 0 person.pets # => [] Pet.find(1) # => Couldn't find Pet with id=1