{"author_url":"https://blog.hatena.ne.jp/tmtms/","type":"rich","published":"2019-12-08 00:00:00","categories":["Ruby","Ruby2.7"],"height":"190","url":"https://blog.tmtms.net/entry/201912/ruby27-self-private","provider_url":"https://hatena.blog","title":"Ruby 2.7 \u306e\u5909\u66f4\u70b9 - self \u3067\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057","blog_title":"tmtms \u306e\u30e1\u30e2","width":"100%","provider_name":"Hatena Blog","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.tmtms.net%2Fentry%2F201912%2Fruby27-self-private\" title=\"Ruby 2.7 \u306e\u5909\u66f4\u70b9 - self \u3067\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057 - tmtms \u306e\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"tmtms","description":"Ruby 2.7 \u30a2\u30c9\u30d9\u30f3\u30c8\u30ab\u30ec\u30f3\u30c0\u30fc\u306e8\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002 qiita.com self \u3067\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057 \u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30e1\u30bd\u30c3\u30c9\u306f\u3001obj.hoge \u306e\u5f62\u5f0f\u3067\u547c\u3073\u51fa\u305d\u3046\u3068\u3057\u305f\u3089\u666e\u901a\u306f\u30a8\u30e9\u30fc\u306b\u306a\u308b\u306e\u3067\u3059\u304c\u3001self.hoge \u306e\u5834\u5408\u306f\u30a8\u30e9\u30fc\u306b\u306a\u3089\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002 class A def foo self.hoge # 2.6 \u3067\u306f private method `hoge' called for #<A:0x000055f92ca59738> (NoMethodError) end private def hoge end end A.new.foo \u306a\u304a\u3001\u6b21\u306e\u3088\u3046\u306b self \u2026","blog_url":"https://blog.tmtms.net/","version":"1.0"}