{"id":5725,"date":"2024-03-14T16:07:32","date_gmt":"2024-03-14T07:07:32","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/r%e8%a8%80%e8%aa%9e%e5%86%85%e3%81%a7%e7%95%b0%e3%81%aa%e3%82%8b%e5%bd%a2%e5%bc%8f%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%82%92%e8%aa%ad%e3%81%bf%e8%be%bc%e3%81%bf\/"},"modified":"2025-08-03T05:10:14","modified_gmt":"2025-08-02T20:10:14","slug":"r%e8%a8%80%e8%aa%9e%e5%86%85%e3%81%a7%e7%95%b0%e3%81%aa%e3%82%8b%e5%bd%a2%e5%bc%8f%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%82%92%e8%aa%ad%e3%81%bf%e8%be%bc%e3%81%bf","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/r%e8%a8%80%e8%aa%9e%e5%86%85%e3%81%a7%e7%95%b0%e3%81%aa%e3%82%8b%e5%bd%a2%e5%bc%8f%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%82%92%e8%aa%ad%e3%81%bf%e8%be%bc%e3%81%bf\/","title":{"rendered":"R\u3067\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\uff01\u5f62\u5f0f\u5225\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u65b9\u6cd5"},"content":{"rendered":"<p>R\u8a00\u8a9e\u3067\u306f\u3001\u7570\u306a\u308b\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u3001\u3055\u307e\u3056\u307e\u306a\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u793a\u3059\u901a\u308a\u3067\u3059\uff1a<\/p>\n<ol>\n<li>read.table() \u306f\u30c6\u30fc\u30d6\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3081\u306e\u95a2\u6570\u3067\u3059\u3002<\/li>\n<li>read.csv()\u95a2\u6570<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>data <span class=\"hljs-operator\">&lt;-<\/span> read.table<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"data.txt\"<\/span><span class=\"hljs-punctuation\">,<\/span> header <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-literal\">TRUE<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n<span class=\"hljs-comment\"># \u6216<\/span>\r\ndata <span class=\"hljs-operator\">&lt;-<\/span> read.csv<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"data.csv\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>\u300creadxl\u300d\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u3002<\/li>\n<li>\u30a8\u30af\u30bb\u30eb\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080()<\/li>\n<li>readxl\u3092\u4f7f\u3046<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>install.packages<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"readxl\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\nlibrary<span class=\"hljs-punctuation\">(<\/span>readxl<span class=\"hljs-punctuation\">)<\/span>\r\ndata <span class=\"hljs-operator\">&lt;-<\/span> read_excel<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"data.xlsx\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/li>\n<li>DBI\u3092\u65e5\u672c\u8a9e\u3067\u30cd\u30a4\u30c6\u30a3\u30d6\u306b\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff08Database Interface\uff09\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>install.packages<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"DBI\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\nlibrary<span class=\"hljs-punctuation\">(<\/span>DBI<span class=\"hljs-punctuation\">)<\/span>\r\ncon <span class=\"hljs-operator\">&lt;-<\/span> dbConnect<span class=\"hljs-punctuation\">(<\/span>RSQLite<span class=\"hljs-operator\">::<\/span>SQLite<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-punctuation\">)<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"database.db\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\ndata <span class=\"hljs-operator\">&lt;-<\/span> dbGetQuery<span class=\"hljs-punctuation\">(<\/span>con<span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"SELECT * FROM table\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>\u5916\u56fd\u306e<\/li>\n<li>spss\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080<\/li>\n<li>\u5916\u56fd\u306e<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>install.packages<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"foreign\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\nlibrary<span class=\"hljs-punctuation\">(<\/span>foreign<span class=\"hljs-punctuation\">)<\/span>\r\ndata <span class=\"hljs-operator\">&lt;-<\/span> read.spss<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"data.sav\"<\/span><span class=\"hljs-punctuation\">,<\/span> to.data.frame <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-literal\">TRUE<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>\u30b8\u30a7\u30a4\u30bd\u30f3\u30fb\u30e9\u30a4\u30c8<\/li>\n<li>fromJSON()\u3092\u4f7f\u3063\u3066<\/li>\n<li>jsonlite\u306f\u3001\u30cd\u30a4\u30c6\u30a3\u30d6\u306b\u65e5\u672c\u8a9e\u3067\u8868\u73fe\u3059\u308b\u3068\u3001\u300c\u30b8\u30a7\u30a4\u30bd\u30f3\u30e9\u30a4\u30c8\u300d\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>install.packages<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"jsonlite\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\nlibrary<span class=\"hljs-punctuation\">(<\/span>jsonlite<span class=\"hljs-punctuation\">)<\/span>\r\ndata <span class=\"hljs-operator\">&lt;-<\/span> fromJSON<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"data.json\"<\/span><span class=\"hljs-punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u65b9\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u3055\u307e\u3056\u307e\u306a\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092R\u8a00\u8a9e\u306b\u7c21\u5358\u306b\u8aad\u307f\u8fbc\u307f\u3001\u5206\u6790\u304a\u3088\u3073\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u8a00\u8a9e\u3067\u306f\u3001\u7570\u306a\u308b\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u3001\u3055\u307e\u3056\u307e\u306a\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u793a\u3059\u901a\u308a\u3067\u3059\uff1a read.table() \u306f\u30c6\u30fc\u30d6\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3081\u306e\u95a2\u6570\u3067\u3059\u3002 read.csv()\u95a2 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[797,798,318,545],"class_list":["post-5725","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-r","tag-798","tag-318","tag-545"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>R\u3067\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\uff01\u5f62\u5f0f\u5225\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"R\u8a00\u8a9e\u3067CSV, Excel, 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content=\"R\u3067\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\uff01\u5f62\u5f0f\u5225\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"R\u8a00\u8a9e\u3067CSV, Excel, txt\u306a\u3069\u69d8\u3005\u306a\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5\u3092\u89e3\u8aac\u3002\u30c7\u30fc\u30bf\u30a4\u30f3\u30dd\u30fc\u30c8\u306e\u57fa\u672c\u304b\u3089\u5fdc\u7528\u307e\u3067\u3001\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u4ed8\u304d\u3067\u5206\u304b\u308a\u3084\u3059\u304f\u8aac\u660e\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/r\u8a00\u8a9e\u5185\u3067\u7570\u306a\u308b\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" 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