{"blog_url":"https://otter-o.hatenadiary.org/","image_url":null,"categories":["Haskell"],"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fotter-o.hatenadiary.org%2Fentry%2F20080221%2F1203577585\" title=\"MonadIO\u30af\u30e9\u30b9\u306e\u3053\u3068 - \u53d6\u308a\u6025\u304e\u30d6\u30ed\u30b0\u3067\u3059\" 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://otter-o.hatenadiary.org/entry/20080221/1203577585","width":"100%","author_name":"Otter_O","description":"\u6628\u65e5\u306e\u30e2\u30ca\u30c9\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc\u306e\u52c9\u5f37\u4e2d\u306b\u4f7f\u3063\u305fliftIO\u3067\u3059\u304c\u3001\u52d8\u9055\u3044\u3092\u3057\u3066\u3044\u305f\u3053\u3068\u306b\u3084\u3063\u3068\u6c17\u304c\u3064\u304d\u307e\u3057\u305f\u3002liftIO\u306e\u578b\u60c5\u5831\u306f liftIO :: IO a -> m a \u3068\u3001\u3053\u306e\u95a2\u6570\u3060\u3051\u898b\u308b\u3068IO\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u307b\u304b\u306e\u3069\u3093\u306a\u5f62\u306e\u30e2\u30ca\u30c9\u306b\u3067\u3082\u633f\u3052\u66ff\u3048\u3066\u304f\u308c\u308b\u30cf\u30c3\u30ad\u30fc\u306a\u95a2\u6570\u306e\u3088\u3046\u306b\u3057\u304b\u898b\u3048\u306a\u304b\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u3082\u3046\u3061\u3087\u3063\u3068\u5468\u308a\u3092\u898b\u308b\u3068\u3001\u5b9f\u306f\u3001\u3053\u306eliftIO\u306fMonadIO\u3068\u3044\u3046\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u306a\u3093\u3067\u3059\u306d\u3002\u305d\u3057\u3066\u3001\u3053\u306e\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5ba3\u8a00\u306e\u307b\u3046\u306b\u3082\u5927\u5207\u306a\u60c5\u5831\u304c\u96a0\u308c\u3066\u3044\u307e\u3057\u305f\u3002 class Monad m => MonadIO m where liftIO :: IO a -> m a Inst\u2026","provider_name":"Hatena Blog","type":"rich","height":"190","provider_url":"https://hatena.blog","title":"MonadIO\u30af\u30e9\u30b9\u306e\u3053\u3068","blog_title":"\u53d6\u308a\u6025\u304e\u30d6\u30ed\u30b0\u3067\u3059","published":"2008-02-21 16:06:25","author_url":"https://blog.hatena.ne.jp/Otter_O/"}