{"author_url":"https://blog.hatena.ne.jp/Isoparametric/","blog_url":"https://isoparametric.hatenablog.com/","categories":["c/c++"],"type":"rich","height":"190","published":"2008-01-26 16:31:48","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fisoparametric.hatenablog.com%2Fentry%2F20080126%2F1201332708\" title=\"sizeof(Hoge)==0? - \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>","width":"100%","description":"\u306f\u3066\u30d6\u30b3\u30e1\u30f3\u30c8\u3088\u308a\u3002id:sankaseki\u3055\u3093\u66f0\u304f \u30af\u30bd\u3057\u3066\u5bdd\u308b\u524d\u306bC\u8a00\u8a9e\u3067Class\u3092\u8a18\u8ff0\u3057\u3066\u6b32\u3057\u3044\u3001\u3064\u3044\u3067\u8a00\u3046\u3068\u30b5\u30f3\u30d7\u30eb\u30bd\u30fc\u30b9\u306e\u69d8\u306bClass\u56fa\u6709\u306e\u30e1\u30e2\u30ea\u9818\u57df\u304c\u4e0d\u8981\u3067\u3042\u308b\u5834\u5408(\u30e1\u30f3\u30d0\u5909\u6570\u306a\u3057\u7b49)\u3001\u74b0\u5883\u306b\u3088\u3063\u3066\u306fclass\u30dd\u30a4\u30f3\u30bf\u304cNULL\u306b\u306a\u308a a: b: c: \u304c\u4e00\u81f4\u3059\u308b \u3042\u308a\u3001 \u30af\u30e9\u30b9\u56fa\u6709\u306e\u30c7\u30fc\u30bf\u3092\u6301\u305f\u306a\u3044\u5834\u5408\u3082\u3001 sizeof\u306e\u7d50\u679c\u306f\u6700\u4f4e1\u306b\u306a\u308a\u3001 new\u6f14\u7b97\u5b50\u304c\u547c\u3073\u51fa\u3059operator new\u306b\u306f\u6700\u4f4e\u3067\u3082\u305d\u306e1\u304c\u6e21\u3055\u308c\u308b\u7b48\u3001 \u3068\u304b\u601d\u3063\u3066\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u3063\u3066\u4fdd\u8a3c\u3055\u308c\u305f\u4ed5\u69d8\u3058\u3083\u306a\u304b\u3063\u305f\u304b\u3057\u3089\uff1f \u305d\u3046\u3067\u306a\u3044\u3068\u3001 A a; B b; \u3067\u3001A\u3082B\u3082sizeof\u306e\u7d50\u679c\u304c0\u306a\u3089\u3070&a==&b\u304c\u4e00\u2026","version":"1.0","provider_url":"https://hatena.blog","title":"sizeof(Hoge)==0?","author_name":"Isoparametric","url":"https://isoparametric.hatenablog.com/entry/20080126/1201332708","blog_title":"\u795e\u69d8\u306a\u3093\u3066\u4fe1\u3058\u306a\u3044\u50d5\u3089\u306e\u305f\u3081\u306b","image_url":null}