ååã«å¼ãç¶ãããµã³ãã«ã¢ããªã±ã¼ã·ã§ã³ asagao ã®ã¨ã©ã¼ã¡ãã»ã¼ã¸ãå½éåãã¦ããã¾ãããã member.rb ã«æ¬¡ã®ãããªè¨è¿°ãããã¾ãã # å¤ã®æ¤è¨¼ def validate if member_number and !Member.positive_integer?(member_number) errors.add(:member_number, 'ã¯1以ä¸ã®æ´æ°ã§è¨å ¥ãã¦ãã ããã') end if !email.blank? and !email.well_formed_as_email_address? errors.add(:email, 'ã®æ¸å¼ãæ£ããããã¾ããã') end if birthday and !birthday.is_valid? errors.add(:birthday, 'ãåå¨ããªãæ¥ä»ã§ãã') end if member_image
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