{"provider_url":"https://hatena.blog","blog_title":"Cry's Blog","image_url":null,"type":"rich","author_url":"https://blog.hatena.ne.jp/Cryolite/","description":"\u5199\u50cf (mapping) \u306e\u6982\u5ff5\u3092\u30af\u30e9\u30b9\u306b\u3059\u308b\u969b\u306b\uff0c\u65e2\u5b58\u306e mapping \u3092\u7834\u58ca\u3059\u308b\u3088\u3046\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u63d0\u4f9b\u3057\u306a\u3051\u308c\u3070 deep copy \u304c\u672c\u8cea\u7684\u306b\u5fc5\u8981\u306a\u304f\uff0c shallow copy \u3060\u3051\u3067\u30b3\u30d4\u30fc\u306e\u30bb\u30de\u30f3\u30c6\u30a3\u30af\u30b9\u3092\u5b89\u5168\u306b\u9054\u6210\u3067\u304d\u308b\u3093\u3058\u3083\u306a\u3044\u306e\u304b\uff0c\u3068\u3044\u3046\u3053\u3068\u3092\u601d\u3044\u3064\u304f\uff0e\u4f8b\u3048\u3070 0 -> 0 1 -> 2 2 -> 4 3 -> 6 \u3068\u3044\u3046 mapping \u306e\u60c5\u5831\u3092\u4fdd\u6301\u3057\u3066\u3044\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 A \u304c\u3042\u3063\u305f\u3068\u3057\u3066\uff0c 0 -> 0 \u3068\u3044\u3046\u65e2\u5b58\u306e mapping \u3092 0 -> 8 \u306b\u66f8\u304d\u63db\u3048\u308b\u3088\u3046\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u306a\u3051\u308c\u3070\uff0c A \u306e mutable \u306a\u30b3\u30d4\u30fc B \u304c shallow\u2026","published":"2006-01-06 00:00:00","author_name":"Cryolite","version":"1.0","provider_name":"Hatena Blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.cryolite.net%2Fentry%2F20060106%2Fp1\" title=\"\u5199\u50cf\u3092\u8868\u73fe\u3059\u308b\u30af\u30e9\u30b9\u306e\u8a2d\u8a08 - Cry&#39;s Blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","title":"\u5199\u50cf\u3092\u8868\u73fe\u3059\u308b\u30af\u30e9\u30b9\u306e\u8a2d\u8a08","blog_url":"https://blog.cryolite.net/","url":"https://blog.cryolite.net/entry/20060106/p1","categories":["C++","Programming"]}