{"author_url":"https://blog.hatena.ne.jp/ThreeStones/","blog_title":"ThreeStones\u306e\u30a2\u30ec","title":"\u306f\u3058\u3081\u3066\u306eHaskell(2)","width":"100%","provider_url":"https://hatena.blog","url":"https://threestones.hateblo.jp/entry/2014/10/06/192735","image_url":"http://ecx.images-amazon.com/images/I/41mJTrvw2pL.jpg","published":"2014-10-06 19:27:35","categories":["Haskell"],"height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fthreestones.hateblo.jp%2Fentry%2F2014%2F10%2F06%2F192735\" title=\"\u306f\u3058\u3081\u3066\u306eHaskell(2) - ThreeStones\u306e\u30a2\u30ec\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://threestones.hateblo.jp/","type":"rich","version":"1.0","provider_name":"Hatena Blog","description":"\u95a2\u6570\u306e\u578b String -> [String] \u95a2\u6570\u306e\u7b2c\u4e00\u5f15\u6570\u306e\u578b\uff1aString \u95a2\u6570\u306e\u8fd4\u308a\u5024\u306e\u578b\uff1a[String]\u7b2c\u4e00\u5f15\u6570\u306e\u578b -> \u7b2c\u4e8c\u5f15\u6570\u306e\u578b -> .... -> \u8fd4\u308a\u5024\u306e\u578b \u578b\u5909\u63db [a] -> Int [a]:\u591a\u76f8\u578b(\u3069\u3093\u306a\u578b\u3068\u7f6e\u304d\u63db\u3048\u3066\u3082\u826f\u3044) \u578b\u306e\u5ba3\u8a00 firstNLines :: Int -> String -> String ... \u95a2\u6570\u306e\u578b\u5ba3\u8a00 firstNLines n cs = unlines $ take n $ lines cs .... \u95a2\u6570\u306e\u5b9a\u7fa9\u95a2\u6570\u540d :: \u7b2c\u4e00\u5f15\u6570\u306e\u578b -> \u7b2c\u4e8c\u5f15\u6570\u306e\u578b -> .... -> \u8fd4\u308a\u5024\u306e\u578b map\u95a2\u6570 map :: (a -\u2026","author_name":"ThreeStones"}