{"height":"190","categories":["\u52c9\u5f37","C++"],"provider_url":"https://hatena.blog","type":"rich","author_name":"toburau","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftoburau.hatenablog.jp%2Fentry%2F20090722%2F1248283158\" title=\"\u81ea\u5df1\u4ee3\u5165\u305d\u306e2 - \u30b2\u30fc\u30e0\u304c\u4f5c\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u307e\u3067\u304c\u3093\u3070\u308b\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>","image_url":null,"published":"2009-07-22 02:19:18","title":"\u81ea\u5df1\u4ee3\u5165\u305d\u306e2","author_url":"https://blog.hatena.ne.jp/toburau/","blog_title":"\u30b2\u30fc\u30e0\u304c\u4f5c\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u307e\u3067\u304c\u3093\u3070\u308b\u65e5\u8a18","url":"https://toburau.hatenablog.jp/entry/20090722/1248283158","description":"Effective C++ \u7b2c2\u7ae011\u9805 \u81ea\u5206\u81ea\u8eab\u3092\u4ee3\u5165\u3057\u3088\u3046\u3068\u3059\u308b\u81ea\u5df1\u4ee3\u5165\u306e\u30b3\u30fc\u30c9\u304c\u66f8\u304b\u308c\u3066\u3082\u5927\u4e08\u592b\u306a\u3088\u3046\u306boperator=\u3092\u5b9f\u88c5\u3059\u3079\u304d\u3002 \u7c21\u5358\u306a\u65b9\u6cd5\u3068\u3057\u3066\u306f\u540c\u3058\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3068\u3044\u3046\u3082\u306e\u3002 Test& Test::operator=(const Test& rhs) { if(this == &rhs) return *this; // \u4ee5\u4e0b\u3001\u30b3\u30d4\u30fc\u3059\u308b\u30b3\u30fc\u30c9 } \u3042\u3068\u30af\u30e9\u30b9\u304c\u30e1\u30f3\u30d0\u306b\u3042\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30dd\u30a4\u30f3\u30bf\u3092\u6301\u3063\u3066\u3044\u308b\u3088\u3046\u306a\u5834\u5408\u3002 class Test { private: Data *m_pData; }; Test& Test::operator=(const Test& rhs\u2026","provider_name":"Hatena Blog","width":"100%","version":"1.0","blog_url":"https://toburau.hatenablog.jp/"}