{"author_url":"https://blog.hatena.ne.jp/chito_ng/","provider_url":"https://hatena.blog","published":"2019-02-19 17:00:12","version":"1.0","width":"100%","type":"rich","title":" ifelse\u95a2\u6570\u304c\u6319\u52d5\u4e0d\u5be9\u306a\u306e\u3067dplyr::if_else\u95a2\u6570\u3092\u4f7f\u3046","description":"R\u3067ifelse\u95a2\u6570\u3092\u4f7f\u3063\u305f\u3089\u601d\u3063\u305f\u7d50\u679c\u304c\u5e30\u3063\u3066\u3053\u306a\u304b\u3063\u305f\u3002 yes <- as.Date('2018-01-01') no <- '2018-12-31' ifelse(c(TRUE,FALSE), yes, no) # => [1] \"17532\" \"2018-12-31\" yes <- as.factor('hoge') no <- as.POSIXct('2018-01-01') ifelse(c(TRUE,FALSE), yes, no) # => [1] 1 1514732400 class\u3084attribute\u60c5\u5831\u304c\u5931\u308f\u308c\u308b\u306e\u3067Date\u3084factor\u578b\u306f\uff08\u5185\u90e8\u7684\u306a\uff09\u5143\u306e\u5024\u3068\u9055\u3046\u5024\u306b\u2026","url":"https://knknkn.hatenablog.com/entry/2019/02/19/170012","author_name":"chito_ng","provider_name":"Hatena Blog","image_url":null,"blog_title":"\u307e\u305a\u306f\u874b\u306e\u7ffc\u304b\u3089\u3002","blog_url":"https://knknkn.hatenablog.com/","categories":["R","\u4f7f\u3044\u65b9\u30e1\u30e2(\u30e9\u30a4\u30d6\u30e9\u30ea)"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fknknkn.hatenablog.com%2Fentry%2F2019%2F02%2F19%2F170012\" title=\" ifelse\u95a2\u6570\u304c\u6319\u52d5\u4e0d\u5be9\u306a\u306e\u3067dplyr::if_else\u95a2\u6570\u3092\u4f7f\u3046 - \u307e\u305a\u306f\u874b\u306e\u7ffc\u304b\u3089\u3002\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190"}