{"published":"2009-09-13 00:00:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmzp.hatenadiary.org%2Fentry%2F20090913%2Ffield\" title=\"pa_field: {foo}\u3092{foo=foo}\u306b\u3059\u308bCamlp4\u62e1\u5f35 - \u307f\u305a\u3074\u30fc\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>","blog_title":"\u307f\u305a\u3074\u30fc\u65e5\u8a18","author_name":"mzp","author_url":"https://blog.hatena.ne.jp/mzp/","version":"1.0","categories":["OCaml"],"type":"rich","image_url":null,"provider_url":"https://hatena.blog","description":"\u5c06\u6765\u306eOCaml\u3067{foo = foo}\u306e\u304b\u308f\u308a\u306b{foo}\u3068\u66f8\u3051\u308b\u3088\u3046\u306b\u306a\u308b\u304b\u3082\u3001\u3068\u3044\u3046\u30a6\u30ef\u30b5\u304c\u3042\u308b\u3089\u3057\u3044\u3067\u3059\u3002 \u30b9\u30c6\u30ad\u306a\u6a5f\u80fd\u3067\u3059\u306d\u3002\u3053\u3053\u6700\u8fd1\u3001 let f {foo=foo;bar=bar;baz=baz} = ... \u307f\u305f\u3044\u306a\u30b3\u30fc\u30c9\u3092\u305a\u3063\u3068\u66f8\u3044\u3066\u3066\u5acc\u306b\u306a\u3063\u3066\u304d\u305f\u306e\u3067\u3001Camlp4\u3067\u5b9f\u73fe\u3057\u3066\u307f\u307e\u3057\u305f\u3002antiquotation\u304c\u3046\u307e\u304f\u4f7f\u3048\u306a\u304f\u3066\u3001\u76f4\u63a5\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u547c\u3093\u3067\u307e\u3059\u304c\u3001\u3068\u308a\u3042\u3048\u305a\u52d5\u304d\u307e\u3059\u3002 \u4f7f\u3044\u65b9 \u307e\u305a\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u307e\u3059\u3002 $ ocamlc -pp camlp4oof -I +camlp4 -c pa_field.ml \u3058\u3083\u3042\u3001\u4f7f\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002 $ ocaml dynlink.\u2026","width":"100%","provider_name":"Hatena Blog","title":"pa_field: {foo}\u3092{foo=foo}\u306b\u3059\u308bCamlp4\u62e1\u5f35","url":"https://mzp.hatenadiary.org/entry/20090913/field","blog_url":"https://mzp.hatenadiary.org/","height":"190"}