{"url":"https://to2ka.hatenadiary.jp/entry/2015/12/06/153902","categories":["Ruby"],"blog_url":"https://to2ka.hatenadiary.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fto2ka.hatenadiary.jp%2Fentry%2F2015%2F12%2F06%2F153902\" title=\" Hash\u306e\u6dfb\u5b57\u3067nil\u304c\u4f7f\u3048\u308b\u3089\u3057\u3044 - \u624b\u4ed8\u304b\u305a\u30d6\u30ed\u30b0\" 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%","image_url":null,"title":" Hash\u306e\u6dfb\u5b57\u3067nil\u304c\u4f7f\u3048\u308b\u3089\u3057\u3044","blog_title":"\u624b\u4ed8\u304b\u305a\u30d6\u30ed\u30b0","author_name":"to2ka","description":"\u3053\u3053\u6700\u8fd1\u3067\u4e00\u756a\u306e\u9a5a\u304d\u3060\u3063\u305f\u306e\u3067\uff0e hoge = {nil => 'hogehoge'} puts hoge[nil] \u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b\u3068 hogehoge \u3068\u51fa\u529b\u3055\u308c\u308b\uff0e\u306a\u305c\u3053\u306e\u3088\u3046\u306a\u5b9f\u88c5\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u304b\uff0e\u3042\u3068\u3067\u6642\u9593\u304c\u3042\u308b\u6642\u306b\u3067\u3082\u8abf\u3079\u3066\u307f\u305f\u3044\u3068\u601d\u3046\uff0e","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/to2ka/","type":"rich","provider_name":"Hatena Blog","height":"190","published":"2015-12-06 15:39:02","version":"1.0"}