{"description":"Ruby \u306e unless \u3068 if\uff1a\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u30fb\u5f8c\u7f6e\u8a18\u6cd5\u307e\u3068\u3081 Ruby \u306e unless \u306f\u300c\u6761\u4ef6\u304c\u507d\u306e\u3068\u304d\u306b\u5b9f\u884c\u3059\u308b\u300d\u5236\u5fa1\u69cb\u6587\u3067\u3059\u3002if !condition \u3068\u540c\u3058\u610f\u5473\u3067\u3059\u304c\u3001\u5426\u5b9a\u3092\u660e\u793a\u305b\u305a\u306b\u8aad\u307f\u3084\u3059\u304f\u66f8\u3051\u307e\u3059\u3002 \u57fa\u672c\u69cb\u6587\u306e\u6bd4\u8f03 # if \u3067\u5426\u5b9a\u3092\u66f8\u304f\u5834\u5408 if !logged_in redirect_to login_path end # unless \u3067\u66f8\u304f\u5834\u5408\uff08\u540c\u3058\u610f\u5473\uff09 unless logged_in redirect_to login_path end unless \u306f\u300c\u301c\u3067\u306a\u3051\u308c\u3070\u300d\u3068\u8aad\u3081\u308b\u306e\u3067\u3001\u5426\u5b9a\u6761\u4ef6\u3092\u81ea\u7136\u306a\u65e5\u672c\u8a9e\u306b\u8fd1\u3044\u5f62\u3067\u66f8\u3051\u307e\u3059\u3002 if / unless \u306e\u57fa\u2026","author_url":"https://blog.hatena.ne.jp/plarail_hangout/","blog_url":"https://tech.fun-toy-life.com/","provider_name":"Hatena Blog","type":"rich","url":"https://tech.fun-toy-life.com/entry/2026/06/19/091234","blog_title":"Engineering Tech Dojo","title":"Ruby \u306e unless \u3068 if\uff1a\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u30fb\u5f8c\u7f6e\u8a18\u6cd5\u307e\u3068\u3081","width":"100%","author_name":"plarail_hangout","published":"2026-06-19 09:12:34","image_url":null,"categories":["Ruby"],"provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.fun-toy-life.com%2Fentry%2F2026%2F06%2F19%2F091234\" title=\"Ruby \u306e unless \u3068 if\uff1a\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u30fb\u5f8c\u7f6e\u8a18\u6cd5\u307e\u3068\u3081 - Engineering Tech Dojo\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","version":"1.0"}