{"published":"2026-09-06 00:00:00","blog_url":"https://ml-rand-note.hatenablog.com/","version":"1.0","description":"\u306f\u3058\u3081\u306b Rails\u3067CSV\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u5834\u5408\u3001Ruby\u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3042\u308bCSV\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002 CSV\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u307f\u3001\u5185\u5bb9\u3092\u8868\u793a\u3057\u305f\u308a\u3001Rails\u306e\u30e2\u30c7\u30eb\u306b\u767b\u9332\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002 \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Rails\u3067CSV\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u57fa\u672c\u7684\u306a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 CSV\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3081\u306e\u6e96\u5099 csv\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb Rails\u3067\u5229\u7528\u3059\u308b\u969b\u306fGemfile\u306b\u8ffd\u52a0\u3057\u307e\u3057\u3087\u3046\uff08\u4ee5\u524d\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306egem\u3060\u3063\u305f\u305d\u3046\u3067\u3059\uff09 gem \"csv\" \u4e0b\u8a18\u30b3\u30de\u30f3\u30c9\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb bundle install CSV\u30d5\u30a1\u30a4\u30eb\u306e\u7528\u610f \u4eca\u56de\u306f\u3001\u6b21\u306e\u3088\u3046\u306acsv\u3092\u4f7f\u3044\u307e\u3059\u3002 id,nam\u2026","height":"190","author_name":"round-rand","blog_title":"\u30e9\u30f3\u30c9ML","provider_url":"https://hatena.blog","url":"https://ml-rand-note.hatenablog.com/entry/rails/read-csv","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fml-rand-note.hatenablog.com%2Fentry%2Frails%2Fread-csv\" title=\"\u3010Rails\u3011CSV\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5 - \u30e9\u30f3\u30c9ML\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"\u3010Rails\u3011CSV\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5","type":"rich","image_url":null,"width":"100%","categories":["Rails","Ruby"],"author_url":"https://blog.hatena.ne.jp/round-rand/","provider_name":"Hatena Blog"}