{"blog_url":"https://secret-garden.hatenablog.com/","height":"190","title":"Ruby \u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5bfe\u3057\u3066 attr_accessor \u3092\u4f7f\u3046","published":"2015-10-16 00:00:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsecret-garden.hatenablog.com%2Fentry%2F2015%2F10%2F16%2F000000\" title=\"Ruby \u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5bfe\u3057\u3066 attr_accessor \u3092\u4f7f\u3046 - Secret Garden(Instrumental)\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","provider_name":"Hatena Blog","width":"100%","author_url":"https://blog.hatena.ne.jp/osyo-manga/","author_name":"osyo-manga","url":"https://secret-garden.hatenablog.com/entry/2015/10/16/000000","type":"rich","image_url":null,"blog_title":"Secret Garden(Instrumental)","categories":["Ruby"],"provider_url":"https://hatena.blog","description":"\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5bfe\u3057\u3066\u7279\u7570\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066 attr_accessor \u3092\u4f7f\u3063\u3066\u30a2\u30af\u30bb\u30c3\u30b5\u3092\u5b9a\u7fa9\u3057\u305f\u304b\u3063\u305f\u306e\u3067\u8003\u3048\u3066\u307f\u305f\u3002 class << \u3092\u4f7f\u3063\u3066 attr_accessor \u3092\u547c\u3073\u51fa\u3059\u306e\u304c\u3088\u3044\u306e\u304b\u306a\uff1f class X end x = X.new # \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6e21\u3059 class << x attr_accessor :name end x.name = \"homu\" p x.name # => \"homu\" \u3053\u308c\u3067\u3044\u3044\u306e\u304b\u306a\u3002"}