{"description":"\u5148\u9031\u672b\u306e\u540d\u53e4\u5c4b Scala \u52c9\u5f37\u4f1a\u7528\u306b\u3001\u3053\u3093\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u307e\u3057\u305f\u3002 2 \u884c\u76ee\u304b\u3089\u306e ObjectExtension \u30af\u30e9\u30b9\u3067\u3001object \u306b\u5bfe\u3057\u3066\u62e1\u5f35\u30e1\u30bd\u30c3\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u3044\u307e\u3059*1\u3002 \u3053\u306e\u3068\u304d\u306f Cast \u3068\u3044\u3046\u540d\u524d\u306b\u3057\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u306f TypeMatch \u3068\u3044\u3046\u540d\u524d\u306b\u3057\u3066\u3001 e.TypeMatch( (Var v) => v.ToString(), (Number n) => n.ToString(), (UnOp u) => u.Operator != \"-\" ? u.ToString() : u.Arg.TypeMatch( (UnOp uu) => uu.Operator == \"-\"\u2026","categories":["C#","Scala"],"width":"100%","blog_title":"\u3050\u308b\u3050\u308b\uff5e","title":"TypeMatch (\u90aa\u60aa\u3067\u3059)","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbleis-tift.hatenablog.com%2Fentry%2F20100419%2F1271649872\" title=\"TypeMatch (\u90aa\u60aa\u3067\u3059) - \u3050\u308b\u3050\u308b\uff5e\" 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","published":"2010-04-19 13:04:32","height":"190","image_url":null,"provider_url":"https://hatena.blog","url":"https://bleis-tift.hatenablog.com/entry/20100419/1271649872","version":"1.0","blog_url":"https://bleis-tift.hatenablog.com/","author_name":"bleis-tift","author_url":"https://blog.hatena.ne.jp/bleis-tift/","type":"rich"}