{"version":"1.0","categories":["Ruby"],"blog_title":"\u30b3\u30fc\u30c9\u65e5\u9032\u6708\u6b69","width":"100%","provider_name":"Hatena Blog","url":"https://shinkufencer.hateblo.jp/entry/2021/01/30/000000","author_url":"https://blog.hatena.ne.jp/shinkufencer/","image_url":null,"blog_url":"https://shinkufencer.hateblo.jp/","title":"Ruby\u306e\u751f\u6210\u3055\u308c\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u30af\u30e9\u30b9\u3092\u8abf\u3079\u308b\u3068\u304d\u306finstance_of?\u3068kind_of?(is_a?)\u3092\u4f7f\u3044\u5206\u3051\u308b","height":"190","provider_url":"https://hatena.blog","author_name":"shinkufencer","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshinkufencer.hateblo.jp%2Fentry%2F2021%2F01%2F30%2F000000\" title=\"Ruby\u306e\u751f\u6210\u3055\u308c\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u30af\u30e9\u30b9\u3092\u8abf\u3079\u308b\u3068\u304d\u306finstance_of?\u3068kind_of?(is_a?)\u3092\u4f7f\u3044\u5206\u3051\u308b - \u30b3\u30fc\u30c9\u65e5\u9032\u6708\u6b69\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u30a8\u30a4\u30ea\u30a2\u30b9\u304b\u3068\u601d\u3063\u305f\u3089\u9055\u3046\u306e\u3067\u3061\u3083\u3093\u3068\u8a18\u8ff0\u3059\u308b \u74b0\u5883 $ ruby -v ruby 3.0.1p64 (2021-04-05 revision 0fb782ee38) [x86_64-darwin19] \u6982\u8981 \u751f\u6210\u3055\u308c\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u30af\u30e9\u30b9\u3092\u8abf\u3079\u305f\u3044\u3068\u304d\u306f instance_of? \u3092\u4f7f\u3046\u3002\u7d99\u627f\u5143\u306e\u30af\u30e9\u30b9\u3082\u542b\u3081\u3066\u8abf\u3079\u305f\u3044\u3068\u304d\u306f kind_of? \u3042\u308b\u3044\u306f is_a? \u3092\u4f7f\u3046\u3002 \u5b9f\u4f8b Exception\u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u3066\u3044\u308bStandardError\u30af\u30e9\u30b9\u3092\u30d9\u30fc\u30b9\u306b\u8aac\u660e\u3059\u308b\u3002 error = StandardError.new # => #<StandardError: StandardError\u2026","published":"2021-01-30 00:00:00","type":"rich"}