{"blog_url":"https://job-info.hateblo.jp/","author_url":"https://blog.hatena.ne.jp/tomotomo1129/","provider_url":"https://hatena.blog","version":"1.0","published":"2024-08-23 20:30:32","width":"100%","categories":["Ruby"],"title":"Ruby\u306e\u30dc\u30c3\u30c1\u6f14\u7b97\u5b50\u3068\u306f","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjob-info.hateblo.jp%2Fentry%2F2024%2F08%2F23%2F203032\" title=\"Ruby\u306e\u30dc\u30c3\u30c1\u6f14\u7b97\u5b50\u3068\u306f - Web\u958b\u767a\u306b\u304a\u3051\u308b\u77e5\u898b\u5171\u6709\u7cfb\u30da\u30fc\u30b8\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","provider_name":"Hatena Blog","image_url":null,"blog_title":"Web\u958b\u767a\u306b\u304a\u3051\u308b\u77e5\u898b\u5171\u6709\u7cfb\u30da\u30fc\u30b8","author_name":"tomotomo1129","url":"https://job-info.hateblo.jp/entry/2024/08/23/203032","description":"Ruby\u306e\u30dc\u30c3\u30c1\u6f14\u7b97\u5b50\u3068\u306f Ruby\u306e\u30dc\u30c3\u30c1\u6f14\u7b97\u5b50\u3068\u306f Ruby\u306e\u30dc\u30c3\u30c1\u6f14\u7b97\u5b50\uff08&.\uff09\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304cnil\u3067\u306a\u3044\u5834\u5408\u306b\u306e\u307f\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u305f\u3081\u306e\u6f14\u7b97\u5b50\u3067\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001nil\u30c1\u30a7\u30c3\u30af\u3092\u660e\u793a\u7684\u306b\u884c\u3046\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002 \u30dc\u30c3\u30c1\u6f14\u7b97\u5b50\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u304c\u3088\u308a\u7c21\u6f54\u306b\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3067\u306fuser\u304cnil\u3067\u306a\u3044\u5834\u5408\u306b\u306e\u307fname\u30e1\u30bd\u30c3\u30c9\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002 user = nil user&.name # \u7d50\u679c\u306fnil\u306b\u306a\u308a\u307e\u3059 \u3082\u3057user\u304cnil\u3067\u306a\u3051\u308c\u3070\u3001name\u30e1\u30bd\u30c3\u30c9\u304c\u547c\u3073\u51fa\u3055\u308c\u3001\u305d\u306e\u7d50\u679c\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 user\u304cnil\u3067\u3042\u308c\u3070\u3001\u5168\u4f53\u306e\u7d50\u679c\u3082nil\u3068\u306a\u308a\u307e\u3059\u3002"}