{"title":"\u3010Ruby\u3011\u30d1\u30fc\u30d5\u30a7\u30af\u30c8Ruby \u5b66\u7fd2\u611f\u60f3\u6587\u3000\uff5e\u7b2c\uff19\u7ae0","author_url":"https://blog.hatena.ne.jp/sekaiya/","height":"190","image_url":null,"author_name":"sekaiya","published":"2013-08-18 14:38:48","provider_name":"Hatena Blog","blog_url":"https://sekai.hateblo.jp/","type":"rich","url":"https://sekai.hateblo.jp/entry/2013/08/18/143848","version":"1.0","categories":[],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsekai.hateblo.jp%2Fentry%2F2013%2F08%2F18%2F143848\" title=\"\u3010Ruby\u3011\u30d1\u30fc\u30d5\u30a7\u30af\u30c8Ruby \u5b66\u7fd2\u611f\u60f3\u6587\u3000\uff5e\u7b2c\uff19\u7ae0 - \u305b\u304b\u3044\u3084  \" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u305b\u304b\u3044\u3084  ","provider_url":"https://hatena.blog","width":"100%","description":"\u305d\u308c\u3067\u306f\uff19\u7ae0\u3092\u8aad\u3093\u3067\u3044\u304d\u307e\u3059\u3002\uff08\u53c2\u8003\u30fb\u7d4c\u7def\u306a\u3069\uff09 \u30d1\u30fc\u30d5\u30a7\u30af\u30c8Ruby \u5b66\u7fd2\u611f\u60f3\u6587 \uff5e\u306f\u3058\u3081\u306b \u521d\u3081\u3066\u306e\u7a81\u3063\u8fbc\u307f\u30bc\u30ed\u306e\u7ae0\u3002\u304a\u3081\u3067\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002 \u8abf\u5b50\u306b\u306e\u3063\u3066\u3059\u307f\u307e\u305b\u3093\u30fb\u30fb\u3002\u6012\u3089\u306a\u3044\u3067\u304f\u3060\u3055\u3044 \u611f\u60f3 Proc\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u9762\u767d\u3044\u3002 \u30ec\u30b7\u30fc\u30d0\u30fc\u306a\u306e\u306b\u30e1\u30bd\u30c3\u30c9\u5b9a\u7fa9\u3082\u6301\u3063\u3066\u3044\u308b\u3001\u3063\u3066\u611f\u3058\uff1f double = Proc.new{|x| x*2} p double.(1) \u21902 \u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u884c\u30ec\u30b7\u30fc\u30d0\u30fc\u306f\u4f55\uff1f \u3061\u3087\u3063\u3068\u306f\u307e\u3063\u305f\u3002 \u5f53\u7136\u5b9f\u884c\u3067\u304d\u308b\u2193 def kore(x) x * 3 end p kore(1) \uff03\uff13self.kore \u306b\u3059\u308b\u3068\u30a8\u30e9\u30fc\u306b\u306a\u308b\u2193 def kore(x) x * 3\u2026"}