{"published":"2015-08-02 20:40:10","blog_title":"Secret Garden(Instrumental)","url":"https://secret-garden.hatenablog.com/entry/2015/08/02/204010","provider_url":"https://hatena.blog","type":"rich","version":"1.0","description":"\u53ef\u5909\u9577\u5f15\u6570\u3092\u53d7\u3051\u53d6\u308b Proc \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30ab\u30ea\u30fc\u5316\u3059\u308b\u5834\u5408\u3001#curry \u30e1\u30bd\u30c3\u30c9\u306b\u5bfe\u3057\u3066\u4efb\u610f\u306e\u5f15\u6570\u6570\u3092\u6307\u5b9a\u3059\u308b\u4e8b\u304c\u3067\u304d\u307e\u3059\u3002 sum = proc { |*args| args.inject :+ } # #curry \u306b\u5bfe\u3057\u3066\u5f15\u6570\u306e\u6570\u3092\u6e21\u3059 # \u5f15\u6570\u30922\u3064\u53d7\u3051\u53d6\u3063\u305f\u3089\u8a55\u4fa1\u3059\u308b p sum.curry(2).(1).(2) # => 3 # \u5f15\u6570\u30923\u3064\u53d7\u3051\u53d6\u3063\u305f\u3089\u8a55\u4fa1\u3059\u308b p sum.curry(3).(1).(2).(3) # => 6 # \u4e00\u5ea6\u306b\u6307\u5b9a\u3057\u305f\u5f15\u6570\u4ee5\u4e0a\u3092\u6e21\u3057\u305f\u5834\u5408\u306f\u305d\u306e\u5f15\u6570\u304c\u3059\u3079\u3066\u6e21\u3055\u308c\u308b p sum.curry(2).(1, 2, 3, 4) # => 10 # #cur\u2026","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/osyo-manga/","image_url":null,"categories":["Ruby"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsecret-garden.hatenablog.com%2Fentry%2F2015%2F08%2F02%2F204010\" title=\"Ruby \u3067\u53ef\u5909\u9577\u5f15\u6570\u306e Proc \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30ab\u30ea\u30fc\u5316\u3059\u308b - 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>","author_name":"osyo-manga","title":"Ruby \u3067\u53ef\u5909\u9577\u5f15\u6570\u306e Proc \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30ab\u30ea\u30fc\u5316\u3059\u308b","blog_url":"https://secret-garden.hatenablog.com/","width":"100%","height":"190"}