foreign_key

foreign_key(class_name, separate_class_name_and_id_with_underscore = true)

Instance Public methods

Creates a foreign key name from a class name. separate_class_name_and_id_with_underscore sets whether the method should put '_' between the name and 'id'.

'Message'.foreign_key        # => "message_id"
'Message'.foreign_key(false) # => "messageid"
'Admin::Post'.foreign_key    # => "post_id"

Links:

https://github.com/rails/rails/blob/36019329b015e570a58d9f34027c6e73edc36b77/activesupport/lib/active_support/inflector/methods.rb#L204

doc_ruby_on_rails

2015-06-20 00:00:00

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