iww https://blog.hatena.ne.jp/iww/ 揮発性のメモ２ https://iww.hateblo.jp/ C++ #include <iostream> using namespace std; class hoge { public: int a; hoge(){ cout << "hoge" << endl; init(); } virtual void init(){ a = 123; } }; class piyo: public hoge { public: /* piyo(){ cout << "hoge" << endl; init(); } */ virtual void init(){ a = 456; } }; int main() { hoge *n = new piyo(); co… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fiww.hateblo.jp%2Fentry%2F20160704%2F1467608440" title=" コンストラクタの中から仮想関数は呼べない - 揮発性のメモ２" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://images-na.ssl-images-amazon.com/images/I/51YnWlvjCbL._SY100_.jpg Hatena Blog https://hatena.blog 2016-07-04 14:00:40 rich https://iww.hateblo.jp/entry/20160704/1467608440 1.0 100%