{"author_url":"https://blog.hatena.ne.jp/unageanu/","blog_url":"https://unageanu.hatenablog.com/","description":"JavaScript\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306fHash\u306e\u3088\u3046\u306b\u4f7f\u3048\u307e\u3059\u304c\u3001\u7d20\u306e\u307e\u307e\u3060\u3068\u7a7a\u304b\u3069\u3046\u304b\u3092\u5224\u5b9a\u3059\u308b\u306e\u3082\u4e00\u82e6\u52b4\u306a\u3093\u3060\u3088\u306a\u30fc\u3002\u4e00\u884c\u3067\u66f8\u304f\u3068\u3061\u3087\u3044\u9577\u3044\u306e\u3067\u3001\u95a2\u6570\u304c\u5fc5\u8981\u306a\u611f\u3058\u3002 /** * \u30cf\u30c3\u30b7\u30e5\u304c\u7a7a\u304b\u3069\u3046\u304b\u5224\u5b9a\u3059\u308b\u3002 */ function isEmpty(hash) { for ( var i in hash ) return false; return true; } ... out.innerHTML += '{} : ' + isEmpty({}) + \"<br/>\"; out.innerHTML += '{a:\"aa\"} : ' + isEmpty({a:\"aa\"}) + \"<br/>\";\u2026","title":" Hash\u304c\u7a7a\u304b\u5224\u5b9a\u3057\u305f\u3044","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Funageanu.hatenablog.com%2Fentry%2F20090721%2F1248178329\" title=\" Hash\u304c\u7a7a\u304b\u5224\u5b9a\u3057\u305f\u3044 - \u3046\u306a\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%","blog_title":"\u3046\u306a\u306e\u65e5\u8a18","categories":["JavaScript"],"published":"2009-07-21 21:12:09","url":"https://unageanu.hatenablog.com/entry/20090721/1248178329","image_url":null,"type":"rich","version":"1.0","author_name":"unageanu","provider_url":"https://hatena.blog","height":"190"}