{"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/b/bunkyu3/20181217/20181217200521.png","url":"https://bunkyu3.hatenablog.com/entry/2018/12/18/113721","type":"rich","categories":["c\u8a00\u8a9e"],"blog_title":"bunkyu3\u306e\u65e5\u8a18","published":"2018-12-18 11:37:21","height":"190","version":"1.0","description":"\u5171\u7528\u4f53 \u57fa\u672c\u7684\u306b\u306f\uff0c\u30c7\u30fc\u30bfA\u3068\u30c7\u30fc\u30bfB\u306f\u9055\u3046\u30a2\u30c9\u30ec\u30b9\u306b\u7f6e\u304f \u3057\u304b\u3057\uff0c\u540c\u3058\u30a2\u30c9\u30ec\u30b9\u306b\u7f6e\u304f\u3053\u3068\u3082\u3067\u304d\u308b \u305d\u306e\u64cd\u4f5c\u3092\u884c\u3046\u306e\u304c\u5171\u7528\u4f53\u3067\uff0cunion\u3068\u3044\u3046\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u7528\u3044\u308b \u4f8b\uff08\u5171\u7528\u4f53\u3092\u4f7f\u3063\u3066\u307f\u308b\uff09 \u3068\u308a\u3042\u3048\u305a\uff0c\u3069\u3093\u306a\u611f\u3058\u3067\u4f7f\u3046\u306e\u304b\u898b\u3066\u307f\u308b #include <stdio.h> int main(void){ union sample{ char ch; short sh; int it; }; union sample u1; u1.it = 0x12345678; printf(\"%x\\n\", u1.ch); printf(\"%x\\n\", u1.sh); printf(\"%x\\n\", u1.it);\u2026","blog_url":"https://bunkyu3.hatenablog.com/","title":"union\u3068\u304benum","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/bunkyu3/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbunkyu3.hatenablog.com%2Fentry%2F2018%2F12%2F18%2F113721\" title=\"union\u3068\u304benum - bunkyu3\u306e\u65e5\u8a18\" 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%","provider_name":"Hatena Blog","author_name":"bunkyu3"}