{"image_url":null,"provider_name":"Hatena Blog","categories":["Haskell"],"type":"rich","provider_url":"https://hatena.blog","title":" Arrow\u52c9\u5f37\u4e2d","blog_title":"Faith and Brave - C++\u3067\u904a\u307c\u3046","author_url":"https://blog.hatena.ne.jp/faith_and_brave/","url":"https://faithandbrave.hateblo.jp/entry/20081219/1229682533","blog_url":"https://faithandbrave.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffaithandbrave.hateblo.jp%2Fentry%2F20081219%2F1229682533\" title=\" Arrow\u52c9\u5f37\u4e2d - Faith and Brave - C++\u3067\u904a\u307c\u3046\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u30dd\u30a4\u30f3\u30c8\u30d5\u30ea\u30fc\u30b9\u30bf\u30a4\u30eb\u3067\u66f8\u3044\u305f\u5834\u5408 main = print $ wc \"Hello World Akira\" wc = length . words Arrow\u3092\u4f7f\u3063\u305f\u5834\u5408 import Control.Arrow main = print $ wc \"Hello World Akira\" wc = arr (words >>> length) \"Akira\"\u304c\u6e21\u3055\u308c\u305f\u3089\u5de6\u5074(++ \" : C++\")\u3001\u305d\u308c\u4ee5\u5916\u306f\u53f3\u5074(++ \" : Java\")\u304c\u51e6\u7406\u3055\u308c\u308b import Control.Arrow main = print $ language \"Akira\" jadge \"Akira\" =\u2026","height":"190","author_name":"faith_and_brave","width":"100%","published":"2008-12-19 19:28:53","version":"1.0"}