{"published":"2007-12-21 06:32:01","blog_url":"https://isoparametric.hatenablog.com/","version":"1.0","width":"100%","author_name":"Isoparametric","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fisoparametric.hatenablog.com%2Fentry%2F20071221%2F1198186321\" title=\"\u672c\u5f53\u306b\u3042\u3063\u305f\u6016\u3044\u8a71 - \u795e\u69d8\u306a\u3093\u3066\u4fe1\u3058\u306a\u3044\u50d5\u3089\u306e\u305f\u3081\u306b\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u795e\u69d8\u306a\u3093\u3066\u4fe1\u3058\u306a\u3044\u50d5\u3089\u306e\u305f\u3081\u306b","type":"rich","height":"190","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/Isoparametric/","description":"#include <iostream> using namespace std; class Base { public: Base () : value_(0) {} Base (int value) : value_(value) {} virtual ~Base (){} virtual char* getName() const=0; int getValue() { return value_; } private: int value_; }; class Derived : public Base { public: Derived () : Base(1) {} virtual\u2026","provider_name":"Hatena Blog","url":"https://isoparametric.hatenablog.com/entry/20071221/1198186321","categories":["c/c++"],"title":"\u672c\u5f53\u306b\u3042\u3063\u305f\u6016\u3044\u8a71"}