{"author_url":"https://blog.hatena.ne.jp/plarail_hangout/","type":"rich","url":"https://tech.fun-toy-life.com/entry/2026/05/19/115244","version":"1.0","height":"190","provider_url":"https://hatena.blog","blog_url":"https://tech.fun-toy-life.com/","author_name":"plarail_hangout","description":"Rust\u306e\u30c8\u30ec\u30a4\u30c8\u5165\u9580\uff1a\u5b9f\u88c5\u65b9\u6cd5\u3092\u57fa\u790e\u304b\u3089\u89e3\u8aac \u306f\u3058\u3081\u306b Rust\u3092\u5b66\u3093\u3067\u3044\u308b\u3068 trait \u3068\u3044\u3046\u8a00\u8449\u304c\u983b\u7e41\u306b\u51fa\u3066\u304d\u307e\u3059\u3002\u30c8\u30ec\u30a4\u30c8\u306fRust\u306e\u578b\u30b7\u30b9\u30c6\u30e0\u306e\u4e2d\u5fc3\u7684\u306a\u6982\u5ff5\u3067\u3001\u300c\u578b\u304c\u3069\u3093\u306a\u64cd\u4f5c\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u304b\u300d\u3092\u5b9a\u7fa9\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002 \u3053\u306e\u8a18\u4e8b\u3067\u306f\u30c8\u30ec\u30a4\u30c8\u306e\u57fa\u672c\u7684\u306a\u66f8\u304d\u65b9\u3068\u5b9f\u88c5\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002 \u30c8\u30ec\u30a4\u30c8\u3068\u306f \u30c8\u30ec\u30a4\u30c8\u306f\u300c\u30e1\u30bd\u30c3\u30c9\u306e\u30b7\u30b0\u30cd\u30c1\u30e3\u306e\u96c6\u307e\u308a\u300d\u3092\u5b9a\u7fa9\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u4ed6\u306e\u8a00\u8a9e\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u8fd1\u3044\u6982\u5ff5\u3067\u3059\u3002 trait Animal { fn name(&self) -> &str; fn sound(&self) -> &str; } \u3053\u306e\u30c8\u30ec\u30a4\u30c8\u3092\u5b9f\u88c5\u3057\u305f\u578b\u306f name() \u3068 sound\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.fun-toy-life.com%2Fentry%2F2026%2F05%2F19%2F115244\" title=\"Rust\u306e\u30c8\u30ec\u30a4\u30c8\u5165\u9580\uff1a\u5b9f\u88c5\u65b9\u6cd5\u3092\u57fa\u790e\u304b\u3089\u89e3\u8aac - Engineering Tech Dojo\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2026-05-19 11:52:44","width":"100%","blog_title":"Engineering Tech Dojo","image_url":null,"provider_name":"Hatena Blog","title":"Rust\u306e\u30c8\u30ec\u30a4\u30c8\u5165\u9580\uff1a\u5b9f\u88c5\u65b9\u6cd5\u3092\u57fa\u790e\u304b\u3089\u89e3\u8aac","categories":["Rust"]}