{"provider_name":"Hatena Blog","title":" function(){} \u3068 new Function","blog_title":"\u305d\u308c\u30de\u30b0\u3067\uff01","description":"Function \u3092\u4f7f\u3063\u3066\u95a2\u6570\u3092\u4f5c\u308b Function \u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u4f7f\u3063\u3066\u95a2\u6570\u3092\u4f5c\u308b var a = new Function(\"c\", \"return c\"); a(1) //=>1 \u4f7f\u3044\u65b9 new Function ( \u5f15\u6570, \u5f15\u6570,,,, \u95a2\u6570\u672c\u6587) \u30dd\u30a4\u30f3\u30c8\u306f\u3001\u5168\u3066\u3092\u6587\u5b57\u5217\u3067\u6e21\u3059\u70b9\u306b\u3042\u308b\u3002 function(c){ return c } // \u304a\u306a\u3058 \u540c\u3058\u3060\u304c\u3001\u6587\u5b57\u5217\u3092eval \u305b\u305a\u306b\u95a2\u6570\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u308c\u308b\u70b9\u304c\u9055\u3046\u3002eval \u3068\u540c\u7b49\u3067\u3059\u3051\u3069\u306d\u3002 apply/ call \u3082\u51fa\u6765\u308b Function \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u304c function \u3092\u4f5c\u308bfunction \u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u76ee\u3059\u308b\u3068\u2026","image_url":null,"height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftakuya-1st.hatenablog.jp%2Fentry%2F2016%2F06%2F07%2F121133\" title=\" function(){} \u3068 new Function - \u305d\u308c\u30de\u30b0\u3067\uff01\" 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://takuya-1st.hatenablog.jp/","provider_url":"https://hatena.blog","published":"2016-06-07 12:11:33","author_name":"takuya_1st","width":"100%","url":"https://takuya-1st.hatenablog.jp/entry/2016/06/07/121133","type":"rich","version":"1.0","categories":["javascript"],"author_url":"https://blog.hatena.ne.jp/takuya_1st/"}