method
build
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Class: CollectionAssociation
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build(attributes = {}, &block)
public
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# File activerecord/lib/active_record/associations/collection_association.rb, line 161 def build(attributes = {}, &block) if attributes.is_a?(Array) attributes.collect { |attr| build(attr, &block) } else add_to_target(build_record(attributes)) do |record| yield(record) if block_given? end end end