{"height":"190","categories":[],"image_url":null,"title":"Haskell\u30e1\u30e2","description":"\u25a0\u578b\u30af\u30e9\u30b9 Prelude> :t (==) (==) :: Eq a => a -> a -> Bool=>\u306e\u524d\u306b\u3042\u308b\u306e\u304c\u578b\u30af\u30e9\u30b9\u5236\u7d04\u3068\u3044\u3046\u3082\u306e\u3067\u3001\"\u578ba\u306fEq\u578b\u3067\u306a\u3044\u3068\u3044\u3051\u306a\u3044\"\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002 \u306a\u306e\u3067\u3001\u5168\u4f53\u3067\u306f\"==\u306f\u540c\u3058\u578ba\u306e\u5f15\u6570\u3092\u3068\u3063\u3066\u3001\u578ba\u3092\u3068\u3063\u3066BOOL\u3092\u8fd4\u3059\u95a2\u6570\u3067\u3059\u3002\u305d\u3057\u3066\u578ba\u306fEq\u578b\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\" \u3068\u3044\u3046\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002\u578b\u30af\u30e9\u30b9\u306e\u4f8b\u3068\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b(\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3075\u308b\u307e\u3044) Eq\u578b\uff1a==\u3001/= Ord\u578b\uff1a>\u3001=\u3001 Show\u578b\uff1a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u6587\u5b57\u5217\u51fa\u529b\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068","blog_title":"\u516b\u8449\u306e\u65e5\u8a18","width":"100%","blog_url":"https://konboi-kun.hatenablog.com/","url":"https://konboi-kun.hatenablog.com/entry/2018/05/27/133810","author_url":"https://blog.hatena.ne.jp/konboi_kun/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkonboi-kun.hatenablog.com%2Fentry%2F2018%2F05%2F27%2F133810\" title=\"Haskell\u30e1\u30e2 - \u516b\u8449\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","type":"rich","author_name":"konboi_kun","provider_url":"https://hatena.blog","version":"1.0","published":"2018-05-27 13:38:10"}