{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftarao.hatenablog.com%2Fentry%2Frecord-scala3\" title=\"Scala 3\u306e\u30de\u30af\u30ed\u306e\u7df4\u7fd2\u306b\u62e1\u5f35\u53ef\u80fd\u30ec\u30b3\u30fc\u30c9\u3092\u5b9f\u88c5\u3057\u3066\u307f\u308b - \u8cb3\u4f70\u4f0d\u62fe\u9678\u591c\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","title":"Scala 3\u306e\u30de\u30af\u30ed\u306e\u7df4\u7fd2\u306b\u62e1\u5f35\u53ef\u80fd\u30ec\u30b3\u30fc\u30c9\u3092\u5b9f\u88c5\u3057\u3066\u307f\u308b","categories":["scala"],"published":"2022-03-10 19:13:48","provider_url":"https://hatena.blog","version":"1.0","blog_url":"https://tarao.hatenablog.com/","description":"Scala 3\u3067\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u8a08\u7b97\u304c\u3044\u308d\u3044\u308d\u4fbf\u5229\u306b\u306a\u3063\u3066\u3044\u305d\u3046\u306a\u306e\u3067, \u7df4\u7fd2\u3068\u3057\u3066\u62e1\u5f35\u53ef\u80fd\u30ec\u30b3\u30fc\u30c9(extensible record)\u3092\u5b9f\u88c5\u3057\u3066\u307f\u305f. \u524d\u56de\u306fmatch types\u3067\u578b\u30ec\u30d9\u30eb\u306e\u64cd\u4f5c\u306e\u307f\u3067\u3044\u308d\u3044\u308d\u3067\u304d\u305f\u304b\u3089, \u4eca\u56de\u3082\u305d\u3046\u3044\u3046\u3064\u3082\u308a\u3067\u3084\u308d\u3046\u3068\u601d\u3063\u305f\u3082\u306e\u306e, \u3051\u3063\u304d\u3087\u304f\u30de\u30af\u30ed\u304c\u5fc5\u8981\u3067, Scala 3\u306e\u30de\u30af\u30ed\u306e\u7df4\u7fd2\u3068\u3044\u3046\u611f\u3058\u306b\u306a\u3063\u305f. Scala 3\u306e\u30de\u30af\u30ed\u306fScala 2\u304b\u3089\u306f\u3060\u3044\u3076\u5909\u308f\u3063\u3066\u3044\u3066, \u304b\u306a\u308a\u4fbf\u5229\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u305f.","width":"100%","url":"https://tarao.hatenablog.com/entry/record-scala3","type":"rich","author_url":"https://blog.hatena.ne.jp/tarao/","author_name":"tarao","image_url":null,"height":"190","blog_title":"\u8cb3\u4f70\u4f0d\u62fe\u9678\u591c\u65e5\u8a18"}