{"categories":["C/C++"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Funk-pizza.hatenadiary.org%2Fentry%2F20130207%2Fp1\" title=\"template\u30af\u30e9\u30b9\u306efriend\u6307\u5b9a\u306f\u524d\u65b9\u53c2\u7167\u304c\u5fc5\u8981 - \u304a\u3063\u3055\u3093\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u622f\u308c\u8a00\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"template\u30af\u30e9\u30b9\u306efriend\u6307\u5b9a\u306f\u524d\u65b9\u53c2\u7167\u304c\u5fc5\u8981","width":"100%","type":"rich","provider_url":"https://hatena.blog","description":"\u901a\u5e38\u306f\u3001\u30af\u30e9\u30b9\u306efriend\u6307\u5b9a\u6642\u306b\u3001\u30d5\u30ec\u30f3\u30c9\u30af\u30e9\u30b9\u306e\u5b9f\u4f53\u304c\u5b58\u5728\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\u3002 class A { friend class B; // OK }; class B {}; template\u30af\u30e9\u30b9\u3092friend\u6307\u5b9a\u3059\u308b\u5834\u5408\u306f\u524d\u65b9\u5ba3\u8a00\u3092\u3057\u306a\u3044\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308b\u3002 class A { friend class B<int>; // Explicit specialization of non-template class 'B' }; template <class T> class B {}; // Redefinition of 'B' as different kind of sym\u2026","published":"2013-02-07 00:00:00","height":"190","author_name":"unk_pizza","url":"https://unk-pizza.hatenadiary.org/entry/20130207/p1","image_url":null,"blog_title":"\u304a\u3063\u3055\u3093\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u622f\u308c\u8a00","version":"1.0","author_url":"https://blog.hatena.ne.jp/unk_pizza/","blog_url":"https://unk-pizza.hatenadiary.org/","provider_name":"Hatena Blog"}