{"title":" \u30dd\u30a4\u30f3\u30bf\u3068\u6570\u5024\u578b\u3068\u306b\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u3059\u308b\u306e\u306f\u907f\u3051\u3088\u3046  25\u9805","width":"100%","author_url":"https://blog.hatena.ne.jp/higepon/","height":"190","provider_name":"Hatena Blog","categories":["Effective C++","C++"],"provider_url":"https://hatena.blog","type":"rich","published":"2005-12-01 17:22:07","url":"https://higepon.hatenablog.com/entry/20051201/1133425327","author_name":"higepon","blog_title":"higepon blog","description":"\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u306e\u8a71 void f(int x); void f(string* message); f(0); \u3053\u306e\u5834\u5408\u3069\u3061\u3089\u306ef()\u304c\u547c\u3070\u308c\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\u7684\u306a\u8a71\u3002 \uff08int\u306e\u307b\u3046\u304c\u547c\u3070\u308c\u307e\u3059\u3002\u306a\u305c\u306a\u30890\u306fint\u3060\u304b\u3089\uff09 \u3067\u306f f(NULL) \u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\uff1f \u3053\u308c\u306fNULL\u306e\u578b\u306b\u3088\u3063\u3066\u547c\u3073\u51fa\u3055\u308c\u308b\u3082\u306e\u304c\u9055\u3046\u3067\u3057\u3087\u3046\u3068\u3044\u3046\u8a71\u3002\u8a73\u3057\u304f\u306fEffective C++ \u3010\u6539\u8a02\u7b2c2\u7248\u3011 \u30a2\u30b9\u30ad\u30fc\u30a2\u30b8\u30bd\u30f3\u30a6\u30a7\u30b9\u30ec\u30a4\u30b7\u30ea\u30fc\u30ba\u2015Ascii Addison Wesley programming series\u4f5c\u8005: Scott Meyers,\u5409\u5ddd\u90a6\u592b\u51fa\u7248\u793e/\u30e1\u30fc\u30ab\u30fc: \u30a2\u30b9\u30ad\u30fc\u767a\u58f2\u65e5: 1998/04\u30e1\u30c7\u30a3\u30a2:\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhigepon.hatenablog.com%2Fentry%2F20051201%2F1133425327\" title=\" \u30dd\u30a4\u30f3\u30bf\u3068\u6570\u5024\u578b\u3068\u306b\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u3059\u308b\u306e\u306f\u907f\u3051\u3088\u3046  25\u9805 - higepon blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://higepon.hatenablog.com/","version":"1.0","image_url":"https://images-fe.ssl-images-amazon.com/images/I/21kDXzsvwXL._SL160_.jpg"}