has_one関連ã§accepts_nested_attributes_for / fields_forを使ã†å…ˆæ—¥ã€has_one関連ã§accepts_nested_attributesを使ã£ã¦ãƒ•ã‚©ãƒ¼ãƒ を作ã‚ã†ã¨ã—ãŸã‚‰ã€ãƒã‚¹ãƒˆå…ˆã®ãƒ•ã‚£ãƒ¼ãƒ«ãƒ‰ãŒç”»é¢ã«å‡ºã¦ã“ãªãã¦å°ä¸€æ™‚é–“ãƒãƒžã‚Šã¾ã—ãŸã€‚ãã†ã„ãˆã°ä»¥å‰ã‚‚åŒã˜äº‹ã§æ‚©ã‚“ã よã†ãªæ°—ãŒã—ãŸã®ã§ãƒ–ãƒã‚°ã«æ®‹ã—ã¦ãŠãã¾ã™ã€‚ Userモデルã¨ProfileモデルãŒå˜åœ¨ã—ã€1対1ã®é–¢é€£ã§çµã°ã‚Œã¦ã„るよãã‚る構æˆã‚’例ã«ã—ã¾ã™ã€‚ユーザー登録を行ã†ãƒ•ã‚©ãƒ¼ãƒ ã§åŒæ™‚ã«ãƒ—ãƒãƒ•ã‚£ãƒ¼ãƒ«ã‚‚登録出æ¥ã‚‹ã‚ˆã†ã«ã—ã¾ã™ã€‚ Userモデル class User < ActiveRecord::Base has_one :profile accepts_nested_attributes_for :profile end
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