{"url":"https://nishiohirokazu.hatenadiary.org/entry/20110331/1301568313","blog_url":"https://nishiohirokazu.hatenadiary.org/","description":"\u578b\u306f\u30d0\u30a4\u30c8\u5e45\u3060\u3051\u3058\u3083\u306a\u304f\u3066\u3069\u3046\u3084\u3063\u3066\u4e8c\u9032\u6cd5\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3059\u308b\u306e\u304b\u3082\u898f\u5b9a\u3059\u308b\u3088\u306d\u3001\u3068\u3044\u3046\u8a71\u3092\u3057\u3066\u3044\u3066\u78ba\u8a8d\u306e\u305f\u3081\u306e\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u305f\u3002\u624b\u629c\u304d\u3092\u3057\u3066\u65b9\u6cd5B\u3067\u3084\u3063\u3066\u3082\u3044\u3044\u3088\u306d\u3001\u3068\u601d\u3063\u305f\u3089\u4e88\u60f3\u5916\u306e\u7d50\u679c\u304c\u51fa\u305f\u306e\u3067\u60a9\u3093\u3067\u3044\u308b\u3002\u2192\u89e3\u6c7a #include<stdio.h> int main(){ int i; float f = 1.0; /* \u7d20\u76f4\u306a\u65b9\u6cd5 A (\u8ffd\u8a18\uff1a\u3084\u3063\u3061\u3083\u30c0\u30e1\uff01)*/ i = *(int*)(&f); printf(\"A %d\\n\", i); /* \u624b\u629c\u304d\u306a\u65b9\u6cd5 B */ printf(\"B %d\\n\", f); } Ruby\u3067\u3053\u3093\u306a\u611f\u3058\u306b\u6587\u5b57\u5217\u5316\u3057\u3066\u3001\u3068\u3002 irb> def pp(x) x.t\u2026","published":"2011-03-31 19:45:13","provider_name":"Hatena Blog","blog_title":"\u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc","width":"100%","author_name":"nishiohirokazu","version":"1.0","author_url":"https://blog.hatena.ne.jp/nishiohirokazu/","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnishiohirokazu.hatenadiary.org%2Fentry%2F20110331%2F1301568313\" title=\"printf(&quot;%d&quot;, f)\u3067f\u304cfloat\u306e\u6642\u306e\u6319\u52d5\u306b\u3064\u3044\u3066 - \u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":[],"height":"190","provider_url":"https://hatena.blog","type":"rich","title":"printf(\"%d\", f)\u3067f\u304cfloat\u306e\u6642\u306e\u6319\u52d5\u306b\u3064\u3044\u3066"}