{"width":"100%","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftamata78.hatenablog.com%2Fentry%2F2015%2F09%2F30%2F213245\" title=\"Ruby Gold\u53d6\u5f97\u306b\u8fd1\u3065\u304f\u305f\u3081\u306b1.8 \u2192 2.1 \u306e\u5909\u66f4\u70b9\u3092\u7406\u89e3\u3059\u308b - \u6c17\u8efd\u306b\u697d\u3057\u304f\u30d7\u30ed\u30b0\u30e9\u30e0\u3068\u904a\u3076\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","version":"1.0","height":"190","author_name":"tamata78","published":"2015-09-30 21:32:45","provider_url":"https://hatena.blog","title":"Ruby Gold\u53d6\u5f97\u306b\u8fd1\u3065\u304f\u305f\u3081\u306b1.8 \u2192 2.1 \u306e\u5909\u66f4\u70b9\u3092\u7406\u89e3\u3059\u308b","url":"https://tamata78.hatenablog.com/entry/2015/09/30/213245","description":"Ruby \u6280\u8853\u8005\u8a8d\u5b9a\u8a66\u9a13\u5236\u5ea6\u306e\u6539\u8a02\u306b\u3088\u308aRuby\u30d0\u30fc\u30b8\u30e7\u30f3\u304c1.8\u304b\u30892.1\u3078\u5909\u66f4\u3068\u306a\u3063\u305f\u3002 \u5909\u66f4\u70b9\u306b\u3064\u3044\u3066\u78ba\u8a8d\u3057\u3066\u884c\u304d\u307e\u3059\u3002 \u30cf\u30c3\u30b7\u30e5\u30ea\u30c6\u30e9\u30eb \u301c: \u5024\u306e\u66f8\u304d\u65b9\u304c\u5909\u66f4\u70b9\u3002\u3082\u3046\u7d50\u69cb\u304a\u99b4\u67d3\u307f\u306e\u66f8\u304d\u65b9\u3067\u3059\u306d\u3002 \u6700\u521d\u306f\u4f55\u3060\u3053\u308c\u306f\uff1f\uff1f\u3068\u601d\u3044\u307e\u3057\u305f\u304c\u3002\u3002 **\u301c\u306f\u30aa\u30d6\u30b7\u30e7\u30f3\u5f15\u6570\u3002\u5f15\u6570\u306b\u6307\u5b9a\u3057\u3066\u3044\u306a\u3044Key\u304c\u633f\u5165\u3055\u308c\u305f\u5834\u5408\u3001\u307e\u3068\u3081\u3066\u683c\u7d0d\u3057\u3066\u304f\u308c\u307e\u3059\u3002 def test(a: 1, b: 2, **c) p a p b p c end test(b: 3, c: 4, d: 5) #=> 1 #=> 3 #=> {:c=>4, :d=>5} \u30ad\u30fc\u30ef\u30fc\u30c9\u5f15\u6570 2.1\u3088\u308a\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u6307\u5b9a\u3057\u306a\u304f\u3068\u3082\u826f\u304f\u306a\u3063\u305f\u3002\u2026","image_url":null,"blog_url":"https://tamata78.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/tamata78/","blog_title":"\u6c17\u8efd\u306b\u697d\u3057\u304f\u30d7\u30ed\u30b0\u30e9\u30e0\u3068\u904a\u3076","categories":["Ruby","Ruby\u8cc7\u683c\u53d6\u5f97"]}