{"id":20872,"date":"2017-04-04T19:55:20","date_gmt":"2017-04-04T10:55:20","guid":{"rendered":"http:\/\/www.sejuku.net\/blog\/?p=20872"},"modified":"2024-05-06T11:41:18","modified_gmt":"2024-05-06T02:41:18","slug":"%e3%80%90%e5%88%9d%e5%bf%83%e8%80%85%e5%bf%85%e8%a6%8b%e3%80%91ruby%e3%81%aefileutiles%e3%81%ae%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e6%93%8d%e4%bd%9c9%e9%81%b8","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/20872","title":{"rendered":"\u3010Ruby\u5165\u9580\u3011FileUtils\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081 (\u30d5\u30a1\u30a4\u30eb\u30b3\u30d4\u30fc\u3001\u524a\u9664\u3001\u79fb\u52d5)"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f! \u30d5\u30ea\u30fc\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u9577\u702c\u3067\u3059\u3002<\/p>\n<p>\u307f\u306a\u3055\u3093\u306f<span style=\"color: #339966;\"><strong>Fileutils<\/strong><\/span>\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n<p>Fileutils\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3092\u4f7f\u3048\u3070<span style=\"color: #ff0000; background-color: #ffff99;\"><strong>Unix\/Linux\u30b3\u30de\u30f3\u30c9\u304cruby\u30b9\u30af\u30ea\u30d7\u30c8\u304b\u3089\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n<\/strong><\/span><br \/>\n\u4f7f\u3044\u3053\u306a\u305b\u308c\u3070\u3088\u308a\u52d5\u7684\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3057\u305f\u308a\u3001\u524a\u9664\u3057\u305f\u308a\u3068\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u81ea\u52d5\u5316\u3067\u304d\u308b\u5e45\u304c\u5e83\u304c\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001ruby\u306eFileutils\u306b\u3064\u3044\u3066<\/p>\n<p><span style=\"color: #ff0000;\"><strong>\u30fb Unix\/Linux\u30b3\u30de\u30f3\u30c8\u3099\u3068\u306f<br \/>\n\u30fb cp\u3001cp_r\u3068\u306f<br \/>\n\u30fb Fileutils\u3066\u3099cp\u3001cp_r\u3092\u5b9f\u884c\u3059\u308b<br \/>\n\u30fb rm\u3001rm_r\u3001rm_rf \u3068\u306f<br \/>\n\u30fb Fileutils\u3066\u3099 rm\u3001rm_r\u3001rm_rf \u3092\u5b9f\u884c\u3059\u308b<\/strong><\/span><\/p>\n<p>\u3068\u3044\u3046\u57fa\u672c\u7684\u306a\u5185\u5bb9\u304b\u3089\u3001<\/p>\n<p><span style=\"color: #ff0000;\"><strong>\u30fb touch\u3066\u3099\u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3059\u308b\u65b9\u6cd5<br \/>\n\u30fb cmp\u3066\u3099\u30d5\u30a1\u30a4\u30eb\u3092\u6bd4\u8f03\u3059\u308b\u65b9\u6cd5<br \/>\n\u30fb exists?\u3066\u3099\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5<br \/>\n\u30fb pwd\u3066\u3099\u73fe\u5728\u306e\u30c6\u3099\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u78ba\u8a8d\u3059\u308b<br \/>\n\u30fb mv\u3066\u3099\u30d5\u30a1\u30a4\u30eb\u3092\u79fb\u52d5\u3059\u308b<\/strong><\/span><\/p>\n<p>\u3068\u3044\u3063\u305f\u5fdc\u7528\u7684\u306a\u5185\u5bb9\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2>Unix\/Linux\u30b3\u30de\u30f3\u30c9\u3068\u306f<\/h2>\n<p><span style=\"color: #339966;\"><strong>FileUtils<\/strong><\/span>\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306fUnix\/Linux\u30b3\u30de\u30f3\u30c9\u3092ruby\u304b\u3089\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u4f5c\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001\u305d\u3082\u305d\u3082\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3044\u3053\u306a\u3059\u305f\u3081\u306b\u306f<span style=\"color: #ff0000;\"><strong>\u6700\u4f4e\u9650Unix\/Linux\u30b3\u30de\u30f3\u30c9\u306e\u77e5\u8b58<\/strong><\/span>\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u306a\u306e\u3067\u3001Unix\/Linux\u30b3\u30de\u30f3\u30c9\u3069\u805e\u3044\u3066\u30d4\u30f3\u3068\u3053\u306a\u3044\u4eba\u306f\u307e\u305aUnix\/Linux\u30b3\u30de\u30f3\u30c9\u306b\u95a2\u3059\u308b\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u4e00\u8aad\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001\u3042\u308b\u7a0b\u5ea6\u30a4\u30f3\u30d7\u30c3\u30c8\u304c\u6e08\u3093\u3067\u304b\u3089\u3053\u306e\u5148\u3092\u8aad\u307f\u9032\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<h2> \u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3059\u308b\u65b9\u6cd5(cp cp_r) <\/h2>\n<h3> cp\u3001cp_r\u3068\u306f<\/h3>\n<ul>\n<li>cp\uff08copy\uff09\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3057\u307e\u3059\u3002<\/li>\n<li>cp_r\uff08copy recursively\uff09\u306f\u3001\u30d5\u30a9\u30eb\u30c0\u306e\u914d\u4e0b\u306e\u3059\u3079\u3066\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3068\u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3> Fileutils\u3067cp\u3001cp_r\u3092\u5b9f\u884c\u3059\u308b<\/h3>\n<p>ruby\u306eFileUtils\u3067\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u3092<span style=\"color: #339966\"><strong>\u30b3\u30d4\u30fc\u3059\u308b\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u306f\u3001UNIX\/Linux\u306e<span style=\"color: #0000ff\"><strong>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3067\u4f7f\u7528\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3068\u5168\u304f\u540c\u3058<\/strong><\/span>\u3067\u3059\u3002<\/p>\n<p><strong>[FileUtils\u306e\u30e1\u30bd\u30c3\u30c9]<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: center;background-color: #fad18f\">\u30b3\u30de\u30f3\u30c9<\/th>\n<th style=\"text-align: center;background-color: #fad18f\">\u30b3\u30de\u30f3\u30c9\u306e\u610f\u5473<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>FileUtils.cp(src,dst)<\/td>\n<td>src\u306e\u30d5\u30a1\u30a4\u30eb\u3092dst\u306e\u30d5\u30a1\u30a4\u30eb\u3078\u30b3\u30d4\u30fc\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>FileUtils.cp_r(src, dst)<\/td>\n<td>src\u306e\u30d5\u30a9\u30eb\u30c0\u3092dst\u306e\u30d5\u30a9\u30eb\u30c0\u3078\u30b3\u30d4\u30fc\u3059\u308b\u3002r\u306f\u518d\u5e30\u7684\uff08Recursive\uff09\u306b\u30d5\u30a9\u30eb\u30c0\u3092\u305f\u3069\u308b\u3068\u3044\u3046\u610f\u5473\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>UNIX\/Linux\u306e<span style=\"color: #339966\"><strong>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3<\/strong><\/span>\u3067<span style=\"color: #339966\"><strong>FileUtils<\/strong><\/span>\u3068\u540c\u7b49\u306e\u3053\u3068\u3092\u884c\u3046\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b<span style=\"color: #0000ff\"><strong>\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c<\/strong><\/span>\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">$ # \u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3059\u308b\r\n$ cp .bashrc .bashrc_backup\r\n\r\n$ # \u30d5\u30a9\u30eb\u30c0\u3092\u914d\u4e0b\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3084\u30d5\u30a1\u30a4\u30eb\u4e38\u3054\u3068\u30b3\u30d4\u30fc\u3059\u308b\r\n$ cp -r .\/app_v1.0.2 \/path\/to\/backup\/\r\n<\/pre>\n<p><span style=\"color: #339966\"><strong>Ruby\u306eFileUtils<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066<span style=\"color: #0000ff\"><strong>\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u3092\u64cd\u4f5c<\/strong><\/span>\u3059\u308b\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><span style=\"color: #339966\"><strong>FileUtils\u306e<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306f\u3059\u3079\u3066\u5bfe\u5fdc\u3059\u308bUNIX\/Linux\u30b3\u30de\u30f3\u30c9\u3068<span style=\"color: #0000ff\"><strong>\u540c\u7b49\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c<\/strong><\/span>\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \">require 'Fileutils'\r\n\r\n# \u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3059\u308b\r\nFileUtils.cp(&quot;.bashrc&quot;, &quot;.bashrc_backup&quot;)\r\n\r\n# \u30d5\u30a9\u30eb\u30c0\u3092\u914d\u4e0b\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3084\u30d5\u30a1\u30a4\u30eb\u4e38\u3054\u3068\u30b3\u30d4\u30fc\u3059\u308b\r\nFileUtils.cp_r(&quot;.\/app_v1.0.2&quot;, &quot;\/path\/to\/backup\/&quot;)\r\n<\/pre>\n<h2> \u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5(rm rm_r rm_rf) <\/h2>\n<h3> rm\u3001rm_r\u3001rm_rf \u3068\u306f<\/h3>\n<ul>\n<li>rm\uff08remove\uff09\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3057\u307e\u3059\u3002<\/li>\n<li>rm_f\uff08remove force\uff09\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3057\u307e\u3059\u3002\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u3063\u305f\u5834\u5408\u3067\u3082\u8b66\u544a\u305b\u305a\u5f37\u5236\u7684\u306b\u524a\u9664\u3057\u307e\u3059\u3002<\/li>\n<li>rm_r\uff08remove recursively\uff09\u306f\u3001\u30d5\u30a9\u30eb\u30c0\u306e\u914d\u4e0b\u306e\u3059\u3079\u3066\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3068\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u3063\u305f\u5834\u5408\u306f\u524a\u9664\u305b\u305a\u8b66\u544a\u3057\u307e\u3059\u3002<\/li>\n<li>rm_rf\uff08remove recursively force\uff09\u306f\u3001\u30d5\u30a9\u30eb\u30c0\u306e\u914d\u4e0b\u306e\u3059\u3079\u3066\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3068\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3057\u307e\u3059\u3002\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u3063\u305f\u5834\u5408\u3067\u3082\u8b66\u544a\u305b\u305a\u5f37\u5236\u7684\u306b\u524a\u9664\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u7279\u306b\u3001<span style=\"color: #339966\"><strong>rm_rf<\/strong><\/span>\u306f\u5b9f\u884c\u3057\u3066\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u3063\u305f\u5834\u5408\u3067\u3082<span style=\"color: #ff0000\"><strong>\u4f55\u306e\u8b66\u544a\u3082\u51fa\u3055\u305a\u306b\u5f37\u5236\u7684\u306b\u524a\u9664<\/strong><\/span>\u3059\u308b\u305f\u3081\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h3> Fileutils\u3067 rm\u3001rm_r\u3001rm_rf \u3092\u5b9f\u884c\u3059\u308b<\/h3>\n<p>ruby\u306eFileUtils\u3067\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u3092<span style=\"color: #339966\"><strong>\u524a\u9664\u3059\u308b\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u306f\u3001UNIX\/Linux\u306e<span style=\"color: #0000ff\"><strong>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3067\u4f7f\u7528\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3068\u5168\u304f\u540c\u3058<\/strong><\/span>\u3067\u3059\u3002<\/p>\n<p><strong>[FileUtils\u306e\u30e1\u30bd\u30c3\u30c9]<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: center;background-color: #fad18f\">\u30b3\u30de\u30f3\u30c9<\/th>\n<th style=\"text-align: center;background-color: #fad18f\">\u30b3\u30de\u30f3\u30c9\u306e\u610f\u5473<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>FileUtils.rm(target)<\/td>\n<td>target\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\u3002\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u524a\u9664\u3067\u304d\u306a\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>FileUtils.rm_f(target)<\/td>\n<td>target\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\u3002\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u3082\u5f37\u5236\u7684\uff08Force\uff09\u306b\u524a\u9664\u3059\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>FileUtils.rm_r(target)<\/td>\n<td>target\u306e\u30d5\u30a9\u30eb\u30c0\u3092\u524a\u9664\u3059\u308b\u3002\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u306f\u524a\u9664\u3067\u304d\u306a\u3044\u3002r\u306f\u518d\u5e30\u7684\uff08Recursive\uff09\u306b\u30d5\u30a9\u30eb\u30c0\u3092\u305f\u3069\u308b\u3068\u3044\u3046\u610f\u5473\u3002<\/td>\n<\/tr>\n<tr>\n<td>FileUtils.rm_rf(target)<\/td>\n<td>target\u306e\u30d5\u30a9\u30eb\u30c0\u3092\u524a\u9664\u3059\u308b\u3002\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u3082\u5f37\u5236\u7684\uff08Force\uff09\u306b\u524a\u9664\u3059\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>UNIX\/Linux\u306e<span style=\"color: #339966\"><strong>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3<\/strong><\/span>\u3067<span style=\"color: #339966\"><strong>FileUtils<\/strong><\/span>\u3068\u540c\u7b49\u306e\u3053\u3068\u3092\u884c\u3046\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b<span style=\"color: #0000ff\"><strong>\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c<\/strong><\/span>\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">$ # \u30d5\u30a1\u30a4\u30eb\u3092\u30b3\u30d4\u30fc\u3059\u308b\r\n\r\n$ # \u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\r\n$ rm .bashrc_backup\r\n\r\n$ # \u30d5\u30a1\u30a4\u30eb\u3092\u5f37\u5236\u7684\u306b\u524a\u9664\u3059\u308b\r\n$ rm -f .bash_history_backup\r\n\r\n$ # \u30d5\u30a9\u30eb\u30c0\u3092\u914d\u4e0b\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3084\u30d5\u30a1\u30a4\u30eb\u4e38\u3054\u3068\u524a\u9664\u3059\u308b\r\n$ rm -r \/app_v1.0.2\r\n\r\n$ # \u30d5\u30a9\u30eb\u30c0\u3092\u914d\u4e0b\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3084\u30d5\u30a1\u30a4\u30eb\u4e38\u3054\u3068\u5f37\u5236\u7684\u306b\u524a\u9664\u3059\u308b\r\n$ rm -rf .\/app_v0.9.10<\/pre>\n<p><span style=\"color: #339966\"><strong>Ruby\u306eFileUtils<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066<span style=\"color: #0000ff\"><strong>\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u3092\u64cd\u4f5c<\/strong><\/span>\u3059\u308b\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><span style=\"color: #339966\"><strong>FileUtils\u306e<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306f\u3059\u3079\u3066\u5bfe\u5fdc\u3059\u308bUNIX\/Linux\u30b3\u30de\u30f3\u30c9\u3068<span style=\"color: #0000ff\"><strong>\u540c\u7b49\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c<\/strong><\/span>\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \">require 'Fileutils'\r\n# \u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\r\nFileUtils.rm(&quot;.bashrc_backup&quot;)\r\n\r\n# \u30d5\u30a1\u30a4\u30eb\u3092\u5f37\u5236\u7684\u306b\u524a\u9664\u3059\u308b\r\nFileUtils.rm_f(&quot;.bash_history_backup&quot;)\r\n\r\n# \u30d5\u30a9\u30eb\u30c0\u3092\u914d\u4e0b\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3084\u30d5\u30a1\u30a4\u30eb\u4e38\u3054\u3068\u524a\u9664\u3059\u308b\r\nFileUtils.rm_r(&quot;.\/app_v1.0.2&quot;)\r\n\r\n# \u30d5\u30a9\u30eb\u30c0\u3092\u914d\u4e0b\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3084\u30d5\u30a1\u30a4\u30eb\u4e38\u3054\u3068\u5f37\u5236\u7684\u306b\u524a\u9664\u3059\u308b\r\nFileUtils.rm_rf(&quot;.\/app_v0.9.10&quot;)<\/pre>\n<h2>\u305d\u306e\u4ed6Fileutils\u306e\u4fbf\u5229\u306a\u30b3\u30de\u30f3\u30c9<\/h2>\n<h3>touch\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3059\u308b\u65b9\u6cd5<\/h3>\n<p><span style=\"color: #339966\"><strong>FileUtils\u306etouch<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u3082\u3068\u3082\u3068UNIX\/Linux\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u306e<span style=\"color: #339966\"><strong>touch\u30b3\u30de\u30f3\u30c9<\/strong><\/span>\u304c\u7531\u6765\u3067\u3059\u3002<\/p>\n<p>URL\uff1a<a href=\"http:\/\/itpro.nikkeibp.co.jp\/article\/COLUMN\/20060227\/230905\/\" target=\"_blank\" rel=\"noopener\">Linux\u30b3\u30de\u30f3\u30c9\u96c6 &#8211; \u3010 touch \u3011 \u30d5\u30a1\u30a4\u30eb\u306e\u30bf\u30a4\u30e0\u30fb\u30b9\u30bf\u30f3\u30d7\u3092\u5909\u66f4\u3059\u308b\uff1aITpro<\/a><\/p>\n<p>touch\u30b3\u30de\u30f3\u30c9\u306f\u3001\u4ee5\u4e0b\u306e\u3053\u3068\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u5bfe\u3057\u3066\u884c\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5f15\u6570\u306b\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u3001<span style=\"color: #0000ff\"><strong>\u65b0\u898f\u306b\u7a7a\u306e\u30d5\u30a1\u30a4\u30eb<\/strong><\/span>\u3092\u4f5c\u6210\u3059\u308b<\/li>\n<li>\u5f15\u6570\u306b\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u306f\u3001\u305d\u306e\u30d5\u30a1\u30a4\u30eb\u306e<span style=\"color: #0000ff\"><strong>\u66f4\u65b0\u65e5\u4ed8\u3092\u73fe\u5728\u306e\u65e5\u6642\u306b<\/strong><\/span>\u3059\u308b<\/li>\n<\/ul>\n<p>\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"lang:ruby decode:true \">require 'Fileutils'\r\n\r\n# app_log_file\u3092\u65b0\u898f\u4f5c\u6210\u3059\u308b\u304b\u5b58\u5728\u3059\u308c\u3070\u66f4\u65b0\u65e5\u4ed8\u3092\u6700\u65b0\u306b\r\nFileUtils.touch(&quot;app_log_file&quot;)<\/pre>\n<p>\u4ee5\u4e0a\u306e\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u3001\u5f15\u6570\u306b\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u304c\u65b0\u898f\u4f5c\u6210\u3055\u308c\u308b\u304b\u3001\u305d\u306e\u66f4\u65b0\u65e5\u4ed8\u304c\u6700\u65b0\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>cmp\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u6bd4\u8f03\u3059\u308b\u65b9\u6cd5<\/h3>\n<p><span style=\"color: #339966\"><strong>FileUtils\u306ecmp<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3082\u3001\u3082\u3068\u3082\u3068\u306fUNIX\/Linux\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u306e<span style=\"color: #339966\"><strong>cmp\u30b3\u30de\u30f3\u30c9<\/strong><\/span>\u304c\u7531\u6765\u3067\u3059\u3002<\/p>\n<p>URL\uff1a<a href=\"http:\/\/www.atmarkit.co.jp\/ait\/articles\/1704\/27\/news027.html\" target=\"_blank\" rel=\"noopener\">Linux\u30b3\u30de\u30f3\u30c9Tips\uff08106\uff09\uff1a\u3010 cmp \u3011\u30b3\u30de\u30f3\u30c9\u2015\u2015\u30d5\u30a1\u30a4\u30eb\u30921\u30d0\u30a4\u30c8\u305a\u3064\u6bd4\u8f03\u3059\u308b &#8211; \uff20IT<\/a><\/p>\n<p>cmp\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u5f15\u6570\u306b\u6307\u5b9a\u3057\u305f2\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u6bd4\u8f03\u3057\u3001\u4e00\u81f4\u3057\u3066\u3044\u308c\u3070<span style=\"color: #339966\"><strong>true<\/strong><\/span>\u3001\u4e00\u81f4\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u306f<span style=\"color: #339966\"><strong>false<\/strong><\/span>\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \">require 'Fileutils'\r\n \r\n# \u30d5\u30a1\u30a4\u30ebapp_log_2020_0401\u3068app_log_2020_0401\u306e\u5185\u5bb9\u3092\u6bd4\u8f03\u3059\u308b\r\np FileUtils.cmp(&quot;app_log_2020_0401&quot;,&quot;app_log_2020_0402&quot;)  #=&gt; true\r\n\r\n# \u30d5\u30a1\u30a4\u30eb\/etc\/my.cnf\u3068\/etc\/passwd\u306e\u5185\u5bb9\u3092\u6bd4\u8f03\u3059\u308b\r\np FileUtils.cmp(&quot;\/etc\/my.cnf&quot;, &quot;\/etc\/passwd&quot;)  #=&gt; false<\/pre>\n<p>\u4ee5\u4e0a\u306e\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u3001\u5f15\u6570\u306b\u6307\u5b9a\u3057\u305f\uff12\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u304c\u4e00\u81f4\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>exists?\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5<\/h3>\n<p><span style=\"color: #339966\"><strong>FileUtils<\/strong><\/span>\u306b\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u304c\u5b58\u5728\u3059\u308b\u304b\u3069\u3046\u304b<span style=\"color: #339966\"><strong>\u78ba\u8a8d\u3059\u308b\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u306f\u5b58\u5728\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u5225\u9014\u3001<span style=\"color: #339966\"><strong>FileTest.exists?<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306b\u3066\u4ee3\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>FileTest.exists?\u30e1\u30bd\u30c3\u30c9\u306f\u5f15\u6570\u306b\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u304c\u5b58\u5728\u3059\u308b\u5834\u5408<span style=\"color: #339966\"><strong>true<\/strong><\/span>\u3092\u8fd4\u3057\u3001\u5b58\u5728\u3057\u306a\u3044\u5834\u5408<span style=\"color: #339966\"><strong>false<\/strong><\/span>\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \"># \u30ab\u30ec\u30f3\u30c8\u30d5\u30a9\u30eb\u30c0\u306eapp_v1.0.2\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u304b\u30d5\u30a9\u30eb\u30c0\u304c\u5b58\u5728\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\r\np FileTest.exists?(&quot;.\/app_v1.0.2&quot;) #=&gt; \u5b58\u5728\u3057\u3066\u3044\u308c\u3070true\u3001\u305d\u3046\u3067\u306a\u3051\u308c\u3070false\r\n\r\n#\/etc\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u304b\u30d5\u30a9\u30eb\u30c0\u304c\u5b58\u5728\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\r\np FileTest.exists?(&quot;\/etc&quot;)         #=&gt; \u5b58\u5728\u3057\u3066\u3044\u308c\u3070true\u3001\u305d\u3046\u3067\u306a\u3051\u308c\u3070false<\/pre>\n<p>\u4ee5\u4e0a\u306e\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u3001\u5f15\u6570\u306b\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3084\u30d5\u30a9\u30eb\u30c0\u304c\u5b58\u5728\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>pwd\u3067\u73fe\u5728\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n<p>\u73fe\u5728\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u305d\u306e\u307e\u307e<span style=\"color: #339966;\"><strong>Unix\/Linux\u30b3\u30de\u30f3\u30c9\u306epwd<\/strong><\/span>\u304c\u4f7f\u3048\u307e\u3059\u3002<br \/>\n(pwd = Print Working Directory = \u4f5c\u696d\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u51fa\u529b\u3059\u308b)  <\/p>\n<pre class=\"lang:ruby decode:true \" >require 'Fileutils'\r\n\r\np FileUtils.pwd<\/pre>\n<p>\u305d\u308c\u305e\u308c\u306e\u74b0\u5883\u3067\u306e\u4f5c\u696d\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u7d76\u5bfe\u30d1\u30b9\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>mv\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u79fb\u52d5\u3059\u308b<\/h3>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u79fb\u52d5\u3055\u305b\u308b\u306b\u306f\u305d\u306e\u307e\u307e<span style=\"color: #339966;\"><strong>Unix\/Linux\u30b3\u30de\u30f3\u30c9\u306emv<\/strong><\/span>\u304c\u4f7f\u3048\u307e\u3059\u3002<\/p>\n<p>mv\u306fmove\u306e\u7565\u3067\u3001\u7b2c\u4e00\u5f15\u6570\u306b\u306f\u79fb\u52d5\u3057\u305f\u3044\u30d5\u30a1\u30a4\u30eb\u3001\u7b2c\u4e8c\u5f15\u6570\u306b\u306f\u79fb\u52d5\u5148\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001sample.rb\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092others\u3068\u3044\u3046\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u79fb\u52d5\u3059\u308b\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true \" >require 'Fileutils'\r\n\r\nFileUtils.mv('sample.rb','others')<\/pre>\n<h3>\u307e\u3068\u3081<\/h3>\n<p>\u3044\u304b\u304c\u3067\u3057\u305f\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001ruby\u306e<span style=\"color: #339966;\"><strong>Fileutils<\/strong><\/span>\u306e\u4f7f\u3044\u65b9\u3092\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>Unix\/Linux\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u3067\u3001<span style=\"color: #ff0000;\"><strong>ruby\u306e\u4e2d\u3060\u3051\u3067\u3088\u308a\u591a\u304f\u306e\u51e6\u7406<\/strong><\/span>\u304c\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n<p>\u57fa\u672cUnix\/Linux\u30b3\u30de\u30f3\u30c9\u3067\u3067\u304d\u308b\u3053\u3068\u306fFileutils\u304b\u3089\u5229\u7528\u3067\u304d\u308b\u306e\u3067\u3001<span style=\"color: #0000ff;\"><strong>\u8208\u5473\u304c\u3042\u308b\u304b\u305f\u306f\u3053\u308c\u3092\u6a5f<\/strong><\/span>\u306bFileuitls\u3092\u6975\u3081\u3066\u307f\u3066\u306f\u3044\u304b\u304c\u3067\u3087\u3046\u304b\uff1f<\/p>\n<p>\u3082\u3057Fileutils\u306b\u3064\u3044\u3066\u5fd8\u308c\u3066\u3057\u307e\u3063\u305f\u3089\u3053\u306e\u8a18\u4e8b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u306d\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f! \u30d5\u30ea\u30fc\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u9577\u702c\u3067\u3059\u3002 \u307f\u306a\u3055\u3093\u306fFileutils\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u304b\uff1f Fileutils\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3092\u4f7f\u3048\u3070Unix\/Linux\u30b3\u30de\u30f3\u30c9\u304cruby\u30b9\u30af\u30ea\u30d7\u30c8\u304b\u3089\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u4f7f\u3044\u3053\u306a [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":37587,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"swell_btn_cv_data":"","footnotes":""},"categories":[2352],"tags":[114,68],"class_list":["post-20872","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ruby-study","tag-ruby","tag-68"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u3010Ruby\u5165\u9580\u3011FileUtils\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081 (\u30d5\u30a1\u30a4\u30eb\u30b3\u30d4\u30fc\u3001\u524a\u9664\u3001\u79fb\u52d5) | \u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0<\/title>\n<meta name=\"description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c \u3010Ruby\u5165\u9580\u3011FileUtils\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081 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content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@https:\/\/twitter.com\/samuraijuku\" \/>\n<meta name=\"twitter:site\" content=\"@samuraijuku\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/20872#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/20872\"},\"author\":{\"name\":\"\u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u7de8\u96c6\u90e8\",\"@id\":\"https:\\\/\\\/www.sejuku.net\\\/blog\\\/#\\\/schema\\\/person\\\/e8ca7fd09857a736a25e6b4455a3ab61\"},\"headline\":\"\u3010Ruby\u5165\u9580\u3011FileUtils\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081 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