{"provider_name":"Hatena Blog","description":"\u4ee5\u524d\u306e\u8a18\u4e8b\u3067\u8aac\u660e\u3057\u305f\u3088\u3046\u306b\u3001Rust\u3067\u306f\u578b\u5f37\u5236\u3084\u6574\u6570\u30ea\u30c6\u30e9\u30eb\u306a\u3069\u306e\u7279\u6b8a\u306a\u578b\u63a8\u8ad6\u3092\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u884c\u3046\u305f\u3081\u306b\u671f\u5f85\u578b\u3068\u3044\u3046\u6982\u5ff5\u3092\u5c0e\u5165\u3057\u3066\u3044\u308b\u3002 \u3053\u306e\u671f\u5f85\u578b\u306f\u30c8\u30c3\u30d7\u30c0\u30a6\u30f3\u306b\u4f1d\u642c\u3055\u308c\u308b\u304c\u3001\u5148\u307b\u3069\u306e\u8a18\u4e8b\u3067\u6319\u3052\u305f\u4f8b fn main() { let x : Box<[_]> = Box::new([1, 2, 3]); // ^^^^^^^^^^^^^^^^^^^ coercion site let y : Box<Box<[_]>> = Box::new(Box::new([1, 2, 3])); // ^^^^^^^^^^^^^^^^^^^ coercion site } \u3067\u306f Box::new \u95a2\u6570\u306e\u5916\u5074\u2026","width":"100%","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fqnighy.hatenablog.com%2Fentry%2F2017%2F06%2F28%2F220000\" title=\"Rust \u95a2\u6570\u547c\u3073\u51fa\u3057\u306e\u671f\u5f85\u578b\u306e\u4f1d\u642c - \u7c21\u6f54\u306aQ\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","categories":["Rust"],"url":"https://qnighy.hatenablog.com/entry/2017/06/28/220000","author_url":"https://blog.hatena.ne.jp/qnighy/","image_url":null,"blog_title":"\u7c21\u6f54\u306aQ","title":"Rust \u95a2\u6570\u547c\u3073\u51fa\u3057\u306e\u671f\u5f85\u578b\u306e\u4f1d\u642c","published":"2017-06-28 22:00:00","blog_url":"https://qnighy.hatenablog.com/","author_name":"qnighy","type":"rich","provider_url":"https://hatena.blog"}