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ActiveRecord::AttributeMethods::PrimaryKey

Public Instance Methods

to_key() click to toggle source

Returns this record’s primary key value wrapped in an Array or nil if the record is a new_record?

    # File lib/active_record/attribute_methods/primary_key.rb, line 8
 8:       def to_key
 9:         new_record? ? nil : [ id ]
10:       end

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