{"width":"100%","version":"1.0","author_name":"tmtms","published":"2019-12-09 00:00:00","provider_name":"Hatena Blog","description":"Ruby 2.7 \u30a2\u30c9\u30d9\u30f3\u30c8\u30ab\u30ec\u30f3\u30c0\u30fc\u306e9\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002 qiita.com \u300c...\u300d\u3067\u5168\u5f15\u6570\u6e21\u3057 \u30e1\u30bd\u30c3\u30c9\u5185\u304b\u3089\u5225\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u969b\u306b\u3001... \u3067\u4eca\u306e\u30e1\u30bd\u30c3\u30c9\u306b\u6e21\u3055\u308c\u305f\u5f15\u6570\u305d\u306e\u307e\u307e\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002 \u30d6\u30ed\u30c3\u30af\u3082\u542b\u3081\u3066\u3059\u3079\u3066\u6e21\u3055\u308c\u307e\u3059\u3002 def hoge(...) fuga(...) end def fuga(a, b=0, key: 123, &block) p [a, b, key, block] end hoge(1) #=> [1, 0, 123, nil] hoge(1, 2, key: 789) #=> [1, 2, 789, nil] hoge(1) { \u2026","type":"rich","categories":["Ruby","Ruby2.7"],"height":"190","blog_title":"tmtms \u306e\u30e1\u30e2","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/tmtms/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.tmtms.net%2Fentry%2F201912%2Fruby27-argument-forwarding\" title=\"Ruby 2.7 \u306e\u5909\u66f4\u70b9 - \u300c...\u300d\u3067\u5168\u5f15\u6570\u6e21\u3057 - tmtms \u306e\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"url":"https://blog.tmtms.net/entry/201912/ruby27-argument-forwarding","title":"Ruby 2.7 \u306e\u5909\u66f4\u70b9 - \u300c...\u300d\u3067\u5168\u5f15\u6570\u6e21\u3057","blog_url":"https://blog.tmtms.net/"}