# File lib/active_record/validations.rb, line 391 def validates_each(*attrs) options = attrs.extract_options!.symbolize_keys attrs = attrs.flatten # Declare the validation. send(validation_method(options[:on] || :save), options) do |record| attrs.each do |attr| value = record.send(attr) next if (value.nil? && options[:allow_nil]) || (value.blank? && options[:allow_blank]) yield record, attr, value end end end