{"url":"https://nnsnico.hatenablog.jp/entry/2020/05/31/205840","published":"2020-05-31 20:58:40","provider_name":"Hatena Blog","blog_title":"(\u00b4\u30ef\uff40)","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnnsnico.hatenablog.jp%2Fentry%2F2020%2F05%2F31%2F205840\" title=\"Rust\u306e\u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u307e\u3068\u3081 - (\u00b4\u30ef\uff40)\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"Rust\u306e\u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u307e\u3068\u3081","width":"100%","author_name":"nnsnico","description":"\u6700\u8fd1\u307e\u3058\u3081\u306bRust\u3092\u52c9\u5f37\u3057\u59cb\u3081\u305f\u306e\u3067\u4e3b\u8981\u306a\u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u306b\u3064\u3044\u3066Rust\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u5185\u5bb9\u3092\u81ea\u5206\u7528\u306b\u307e\u3068\u3081\u308b\u3002 Box<T> T \u306e\u5024\u3092\u30d2\u30fc\u30d7\u306b\u683c\u7d0d\u3059\u308b\u3002\u578b\u306e\u4e2d\u306b\u540c\u3058\u578b\u304c\u5165\u308b\u3088\u3046\u306a\u7121\u9650\u306e\u518d\u5e30\u30eb\u30fc\u30d7\u3092\u8d77\u3053\u3059\u3088\u3046\u306a\u578b\u306e\u3088\u3046\u306b\u3001 T \u306e\u30b5\u30a4\u30ba\u304c\u672a\u78ba\u5b9a\u306e\u3068\u304d\u306b\u4f7f\u3048\u308b\u3002Rust\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u306fCons\u304c\u4f8b\u3068\u3057\u3066\u6319\u3052\u3089\u308c\u3066\u3044\u308b\u3002 enum List { Cons(i32, List), Nil, } fn main() { use List::{Cons, Nil}; let ls = Cons(1, Cons(2, Cons(3, Nil))); // Cons\u306e\u4e2d\u306bCons\u304c\u5165\u3063\u3066\u304a\u308a\u518d\u5e30\u7684\u69cb\u9020\u306b\u2026","height":"190","type":"rich","author_url":"https://blog.hatena.ne.jp/nnsnico/","version":"1.0","image_url":null,"blog_url":"https://nnsnico.hatenablog.jp/","categories":["Rust"],"provider_url":"https://hatena.blog"}