{"categories":["\u2605\u2606\u2606","ES2015","\u65b0\u4ed5\u69d8\u5b9f\u88c5","V8"],"published":"2014-12-16 13:19:00","provider_name":"Hatena Blog","version":"1.0","height":"190","title":"@@isConcatSpreadable\u304c\u5b9f\u88c5\u3055\u308c\u305f","type":"rich","description":"\u6982\u8981 @@isConcatSpreadable\u306f\u3001Array.prototype.concat\u30e1\u30bd\u30c3\u30c9\u306b\u304a\u3044\u3066\u306e\u632f\u308b\u821e\u3044\u3092\u6307\u5b9a\u3059\u308b\u30d3\u30eb\u30c8\u30a4\u30f3\u30b7\u30f3\u30dc\u30eb\u3067\u3042\u308b\u3002","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjs-next.hatenablog.com%2Fentry%2F2014%2F12%2F16%2F131900\" title=\"@@isConcatSpreadable\u304c\u5b9f\u88c5\u3055\u308c\u305f - JS.next\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://js-next.hatenablog.com/entry/2014/12/16/131900","author_url":"https://blog.hatena.ne.jp/boaoa/","provider_url":"https://hatena.blog","blog_url":"https://js-next.hatenablog.com/","image_url":null,"author_name":"boaoa","width":"100%","blog_title":"JS.next"}