instance method `foreign_key`

Ruby on Rails 2.3.18

Since v2.2.3 Last seen in v2.3.18

Available in: v2.2.3 v2.3.18

Compare with:

foreign_key(separate_class_name_and_id_with_underscore = true)

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’.

Examples

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

Parameters

separate_class_name_and_id_with_underscore opt = true

Source

# File activesupport/lib/active_support/core_ext/string/inflections.rb, line 150
        def foreign_key(separate_class_name_and_id_with_underscore = true)
          Inflector.foreign_key(self, separate_class_name_and_id_with_underscore)
        end

Defined in activesupport/lib/active_support/core_ext/string/inflections.rb line 150 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::CoreExtensions::String::Inflections

Signature

Parameters