{"author_url":"https://blog.hatena.ne.jp/teramako/","title":"in \u6f14\u7b97\u5b50\u3068 obj.hasOwnProperty() \u306f\u3069\u3061\u3089\u304c\u65e9\u3044\uff01\uff1f","provider_url":"https://hatena.blog","image_url":"http://gyazo.com/493f6aece895f0038c052631f3d31e84.png","type":"rich","url":"https://teramako.hatenadiary.org/entry/20110205/in_and_hasownproperty","description":"http://jsperf.com/in-and-hasownproperty GoogleChrome\u3067\u3082Firefox4\u3067\u3082in\u6f14\u7b97\u5b50\u306e\u65b9\u304c\u901f\u3044\u7d50\u679c\u3060\u3063\u305f\u3002\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30c1\u30a7\u30fc\u30f3\u3092\u9061\u308b\u3088\u308a\u95a2\u6570\u5b9f\u884c\u306e\u65b9\u304c\u30b3\u30b9\u30c8\u304c\u9ad8\u3044\u3088\u3046\u3060\u3002id:mooz \u3055\u3093\u3001id:os0x \u3055\u3093\u3001\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3057\u305f\u3002","provider_name":"Hatena Blog","height":"190","author_name":"teramako","categories":["JavaScript"],"width":"100%","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fteramako.hatenadiary.org%2Fentry%2F20110205%2Fin_and_hasownproperty\" title=\"in \u6f14\u7b97\u5b50\u3068 obj.hasOwnProperty() \u306f\u3069\u3061\u3089\u304c\u65e9\u3044\uff01\uff1f - hogehoge @teramako\" 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":"hogehoge @teramako","published":"2011-02-05 00:00:00","blog_url":"https://teramako.hatenadiary.org/"}