{"categories":["Haskell","scheme"],"provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsirocco.hatenadiary.org%2Fentry%2F20111030%2F1319962139\" title=\"\u300cWrite Yourself a Scheme in 48 Hours\u300d \u3092\u5199\u7d4c\u3057\u3066\u307f\u308b(13) : Scheme\u95a2\u6570\u306e\u5b9a\u7fa9 - sirocco \u306e\u66f8\u3044\u3066\u3082\u3059\u3050\u306b\u5fd8\u308c\u308b\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://sirocco.hatenadiary.org/entry/20111030/1319962139","title":"\u300cWrite Yourself a Scheme in 48 Hours\u300d \u3092\u5199\u7d4c\u3057\u3066\u307f\u308b(13) : Scheme\u95a2\u6570\u306e\u5b9a\u7fa9","author_name":"sirocco","height":"190","width":"100%","blog_url":"https://sirocco.hatenadiary.org/","blog_title":"sirocco \u306e\u66f8\u3044\u3066\u3082\u3059\u3050\u306b\u5fd8\u308c\u308b\u30e1\u30e2","image_url":null,"author_url":"https://blog.hatena.ne.jp/sirocco/","version":"1.0","type":"rich","provider_name":"Hatena Blog","description":"48\u6642\u9593\u3067Scheme\u3092\u66f8\u3053\u3046/Scheme\u95a2\u6570\u306e\u5b9a\u7fa9 http://jonathan.tang.name/files/scheme_in_48/code/listing9.hs \u307e\u305a\u3001 LispVal\u578b\u306e\u30c7\u30fc\u30bf\u3092\u898b\u307e\u3059\u3068\u4e8c\u3064\u306e\u578b\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002 data LispVal = Atom String | List [LispVal] | DottedList [LispVal] LispVal | Number Integer | String String | Bool Bool | PrimitiveFunc ([LispVal] -> ThrowsError LispVal) -- \u2026","published":"2011-10-30 17:08:59"}