{"description":"\u3063\u3066\u4f55\u3067\u306a\u3044\u3093\u3060\u308d\u3046\uff1f(\u4eca\u3055\u3089\u2026\u2026\u3063\u3066\u611f\u3058\u3082\u3059\u308b) \u8ab0\u3082\u63d0\u6848\u3057\u3066\u306a\u3044\u304b\u3089\u304b\u306a\u30fc\u3002 File.directory?(path) \u3084 File.exist?(path) \u304c\u3042\u308b\u3051\u3069\u3002 class Dir def self.exist? dir File.directory?(dir) end end\u3046\u30fc\u3093\u3001\u3084\u3063\u3071 pathname \u306e\u9818\u5206\u3060\u304b\u3089\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u3092\u5897\u3084\u3059\u306e\u306f\u826f\u304f\u306a\u3044\u306e\u304b\u306a\u301c\uff1f \u8ffd\u8a18\uff1a \"File.exist?(dir) && \" \u306f\u5168\u304f\u8981\u3089\u306a\u304b\u3063\u305f\u3001\u306e\u3067\u9664\u3044\u305f\u3002","provider_name":"Hatena Blog","version":"1.0","provider_url":"https://hatena.blog","width":"100%","published":"2005-09-22 00:00:00","image_url":null,"categories":["Ruby"],"type":"rich","author_url":"https://blog.hatena.ne.jp/babie/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbabie.hatenablog.com%2Fentry%2F20050922%2Fp1\" title=\" Dir.exist?(path) - babie, you&#39;re my home\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://babie.hatenablog.com/","blog_title":"babie, you're my home","title":" Dir.exist?(path)","url":"https://babie.hatenablog.com/entry/20050922/p1","author_name":"babie"}