{"title":"DeLLa.JS #4\u306e\u4e8b\u3092\u3044\u307e\u3055\u3089\u3002","blog_title":"terurou\u30e1\u30e2","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fterurou.hateblo.jp%2Fentry%2F20080723%2F1216801693\" title=\"DeLLa.JS #4\u306e\u4e8b\u3092\u3044\u307e\u3055\u3089\u3002 - terurou\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/terurou/","description":"\u30d6\u30ed\u30b0\u3092\u66f8\u304f\u307e\u3067\u304cDeLLa.JS\u3089\u3057\u3044\u3067\u3059\u3002\u3053\u308c\u3067\u30ef\u30bf\u30b7\u306e\u7b2c4\u56de\u52c9\u5f37\u4f1a\u304c\u7d42\u4e86\u3067\u304d\u308b\u2026\u3002\u3067\u3001\u672c\u984c\u3002\u53c2\u52a0\u8005\u30d6\u30ed\u30b0\u3067\u307f\u3093\u306a\u66f8\u3044\u3066\u308b\u3051\u3069\u3001JavaScript\u3067\u306f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e return \u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3059\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u3068\u3001new \u3057\u305f\u3068\u304d\u306b\u5225\u306e\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u8fd4\u305b\u3061\u3083\u3046\u3089\u3057\u3044\u3002 function Hoge() { return new Date(); } var obj = new Hoge(); obj instanceof Hoge; // false obj instanceof Date; // true \u4f7f\u3063\u305f\u4e8b\u306a\u3044\u304b\u3089\u77e5\u3089\u3093\u304b\u3063\u305f\u3067\u3059\u306d\u3002\u3067\u3001\u3053\u308c\u3092\u3069\u3053\u306b\u4f7f\u3046\u3093\u3060\u308d\u3046\u3068\u5e30\u308a\u2026","type":"rich","author_name":"terurou","height":"190","image_url":null,"published":"2008-07-23 17:28:13","version":"1.0","provider_name":"Hatena Blog","url":"https://terurou.hateblo.jp/entry/20080723/1216801693","width":"100%","blog_url":"https://terurou.hateblo.jp/","categories":["JavaScript","DeLLa.JS"],"provider_url":"https://hatena.blog"}