{"blog_url":"https://yui-knk.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyui-knk.hatenablog.com%2Fentry%2F2026%2F05%2F06%2F091215\" title=\"Ruby Parser\u958b\u767a\u65e5\u8a8c (24-42) - parse.y\u304c\u751f\u6210\u3059\u308b\u30ce\u30fc\u30c9\u3092\u5909\u3048\u308b \u30fc \u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0 \u305d\u306e5 (Hash pattern) - \u304b\u306d\u3053\u306b\u3063\u304d\" 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","description":"42\u65e5\u76ee: Hash pattern\u306b\u5bfe\u5fdc\u3059\u308b \u524d\u56de\u306fArray pattern\u306b\u5bfe\u5fdc\u3092\u3057\u307e\u3057\u305f\u3002 \u4eca\u56de\u306fHash pattern\u306b\u53d6\u308a\u7d44\u307f\u307e\u3059\u3002 Hash pattern Hash pattern\u3082\u307e\u305f\u8aad\u3093\u3067\u5b57\u306e\u5982\u304f\u30cf\u30c3\u30b7\u30e5\u3092\u8868\u3057\u305f\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002 def m(v) case v in {k: :v, k2: :v2} p :a in {k: :v} p :b else p :c end end m({k: :v}) #=> :b m({k: :v, k2: :v2}) #=> :a m({k: :v, k3: :v3}) #=> :b m({k: :v0}) #=> :c \u66f8\u304d\u63db\u3048\u524d\u5f8c\u306e\u30ce\u30fc\u2026","provider_url":"https://hatena.blog","blog_title":"\u304b\u306d\u3053\u306b\u3063\u304d","url":"https://yui-knk.hatenablog.com/entry/2026/05/06/091215","categories":["Ruby Parser\u958b\u767a\u65e5\u8a8c","Ruby\u306e\u30ce\u30fc\u30c9\u66f8\u304d\u63db\u3048"],"type":"rich","author_url":"https://blog.hatena.ne.jp/yui-knk/","width":"100%","title":"Ruby Parser\u958b\u767a\u65e5\u8a8c (24-42) - parse.y\u304c\u751f\u6210\u3059\u308b\u30ce\u30fc\u30c9\u3092\u5909\u3048\u308b \u30fc \u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0 \u305d\u306e5 (Hash pattern)","published":"2026-05-06 09:12:15","version":"1.0","image_url":null,"author_name":"yui-knk","height":"190"}