{"provider_name":"Hatena Blog","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Faipacommander.com%2Fentry%2F2016%2F01%2F05%2F213823\" title=\"\u3010R\u3011which\u3067\u6bd4\u8f03\u3059\u308b\uff08\uff1f\uff09 - IT\u306e\u968a\u9577\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2016-01-05 21:38:23","author_name":"aipacommander","type":"rich","blog_title":"IT\u306e\u968a\u9577\u306e\u30d6\u30ed\u30b0","version":"1.0","categories":["R"],"provider_url":"https://hatena.blog","url":"https://aipacommander.com/entry/2016/01/05/213823","image_url":"http://cdn.mogile.archive.st-hatena.com/v1/image/aipacommander/297789129598967254.gif","title":"\u3010R\u3011which\u3067\u6bd4\u8f03\u3059\u308b\uff08\uff1f\uff09","width":"100%","description":"\u3044\u307e\u3044\u3061\u3088\u304f\u308f\u304b\u3063\u3066\u3044\u306a\u3044\u6761\u4ef6\u5206\u5c90\u3002 which(nchar(\"1234578\") == 8 | nchar(\"1235678\") == 8) # integer(0) \uff08\u00b4\u30fb\u03c9\u30fb\uff09\uff1f # \u5de6\u8fba\u304ctrue which(nchar(\"12345678\") == 8 | nchar(\"1235678\") == 8) # [1] 1 \uff08\u00b4\u30fb\u03c9\u30fb\uff09\uff1f # \u5de6\u8fba\u3082\u53f3\u8fba\u3082true which(nchar(\"12345678\") == 8 | nchar(\"12345678\") == 8) # [1] 1 \u306a\u308b\u307b\u3069\u308f\u304b\u3089\u3093\uff08\u30fb\u03c9\u30fb\uff09 TRUE\u3068\u304bFALSE\u3067\u8fd4\u3063\u3066\u3053\u306a\u3044\u306e\u306d\u3002\u3082\u3046\u5c11\u3057\u8abf\u3079\u308b\u5fc5\u8981\u304c\u3042\u308a\u305d\u3046\u3002","author_url":"https://blog.hatena.ne.jp/aipacommander/","blog_url":"https://aipacommander.com/"}