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@ryy

特定の条件(複数)の場合のみvalidateを実行させる

Last updated at Posted at 2018-04-25

単体の場合

# def_valid_a?がtrueの場合validate実行
validates_presence_of :title, if: :def_valid_a?

複数の場合

# def_valid_a? または def_valid_b? がtrueの場合validate実行
validates_presence_of :title, if: -> {def_valid_a? || def_valid_b?}

※validates_presence_of
値が空でないか

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