{"categories":[],"description":"N\u6587\u5b57\u76ee\u3060\u3051\u6587\u5b57\u3092\u5909\u66f4\u3059\u308b\u5834\u5408\u306b\u306f\u3001String#[]\u3068Object#instance_eval\u304c\u4f7f\u3048\u307e\u3059\u3002\u4f8b\u3048\u3070\u884c\u982d\u3060\u3051\u5909\u3048\u305f\u3044\u5834\u5408\u306f\u3053\u3046\u3057\u307e\u3059\u3002 \"hoge\".instance_eval {|i| p i[0].upcase + i[1..-1]} #=>\"Hoge\" \u307f\u3093\u306a\u5927\u597d\u304dactive_support\u3092\u4f7f\u3046\u3068\u3001\u3082\u3046\u5c11\u3057\u7dba\u9e97\u306b\u304b\u3051\u307e\u3059 require \"active_support/core_ext\" \"hoge\".instance_eval {|i| i.first.upcase + i.from(1) } #=>\"Hoge\" \u5358\u306b\u5148\u982d\u3060\u3051\u306a\u3089 require \"active_su\u2026","image_url":null,"url":"https://shuzo-kino.hateblo.jp/entry/2014/10/11/234736","width":"100%","author_url":"https://blog.hatena.ne.jp/shuzo_kino/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshuzo-kino.hateblo.jp%2Fentry%2F2014%2F10%2F11%2F234736\" title=\"N\u6587\u5b57\u76ee\u3060\u3051\u7834\u58ca\u7684\u306b\u5927\u6587\u5b57\u3078\u5909\u66f4\u3059\u308b - Bye Bye Moore\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"N\u6587\u5b57\u76ee\u3060\u3051\u7834\u58ca\u7684\u306b\u5927\u6587\u5b57\u3078\u5909\u66f4\u3059\u308b","blog_title":"Bye Bye Moore","provider_name":"Hatena Blog","blog_url":"https://shuzo-kino.hateblo.jp/","published":"2014-10-11 23:47:36","version":"1.0","author_name":"shuzo_kino","provider_url":"https://hatena.blog","type":"rich","height":"190"}