{"id":14685,"date":"2017-01-26T15:20:04","date_gmt":"2017-01-26T06:20:04","guid":{"rendered":"http:\/\/www.sejuku.net\/blog\/?p=14685"},"modified":"2024-05-06T11:40:15","modified_gmt":"2024-05-06T02:40:15","slug":"ruby-%e6%96%87%e5%ad%97%e5%88%97%e3%81%ae%e7%bd%ae%e6%8f%9b%e6%96%b9%e6%b3%95%e3%81%be%e3%81%a8%e3%82%81%ef%bc%88gsub-sub%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/14685","title":{"rendered":"\u3010Ruby\u5165\u9580\u3011\u6587\u5b57\u5217\u306e\u7f6e\u63db\u65b9\u6cd5\u307e\u3068\u3081\uff08gsub sub regex\uff09"},"content":{"rendered":"<p>\u3069\u3046\u3082\u3001\u30d5\u30ea\u30fc\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u9577\u702c\u3067\u3059\u3002<\/p>\n<p><b>\u6587\u5b57\u5217\u306e\u7f6e\u63db<\/b>\u3068\u3044\u3046\u306e\u306fRuby\u306e\u51e6\u7406\u3092\u884c\u3046\u4e0a\u3067\u3088\u304f\u4f7f\u7528\u3057\u307e\u3059\u3002\u305f\u3060\u7f6e\u63db\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u3057\u3063\u304b\u308a\u899a\u3048\u3066\u3044\u308b\u65b9\u3068\u3044\u3046\u306e\u306f\u306a\u304b\u306a\u304b\u3044\u306a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u305d\u3053\u3067\u4eca\u56de\u306f\u3001Ruby\u3067\u6587\u5b57\u5217\u3092\u7f6e\u63db\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002\u3053\u308c\u3092\u8aad\u3081\u3070\u3001\u6587\u5b57\u5217\u306e\u7f6e\u63db\u3092\u3059\u3093\u306a\u308a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff01<\/p>\n<h2>\u4e00\u7b87\u6240\u3060\u3051\u7f6e\u63db<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-14704\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_405132310-640x640.jpg\" alt=\"shutterstock_405132310\" width=\"640\" height=\"640\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_405132310-640x640.jpg 640w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_405132310-150x150.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_405132310-300x300.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_405132310-810x810.jpg 810w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_405132310.jpg 1000w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><br \/>\n\u6587\u5b57\u5217\u306e\u7f6e\u63db\u306f\u6b63\u898f\u8868\u73fe\u3092\u7528\u3044\u3066\u884c\u3044\u307e\u3059\u3002\u6b63\u898f\u8868\u73fe\u306b\u3064\u3044\u3066\u306f\u3053\u306e\u8a18\u4e8b\u306e\u5f8c\u534a\u3067\u8aac\u660e\u3092\u52a0\u3048\u3066\u307e\u3059\u306e\u3067\u3001\u5168\u304f\u308f\u304b\u3089\u306a\u3044\u65b9\u306f\u305d\u3061\u3089\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u307e\u305a\u306f\u3001\u6b63\u898f\u8868\u73fe\u306b\u521d\u3081\u3066\u30de\u30c3\u30c1\u3057\u305f\u90e8\u5206\u3092\u4e00\u7b87\u6240\u3060\u3051\u7f6e\u63db\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u3092\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h3>sub<\/h3>\n<p>sub\u306f<b>\u30de\u30c3\u30c1\u3057\u305f\u6700\u521d\u306e\u4e00\u7b87\u6240\u3092\u7f6e\u63db\u3059\u308b\u30e1\u30bd\u30c3\u30c9<\/b>\u3067\u3059\u3002<\/p>\n<pre>\u6587\u5b57\u5217.sub(\/\u6b63\u898f\u8868\u73fe\/, '\u5909\u63db\u5f8c\u306e\u6587\u5b57')<\/pre>\n<p>\u3068\u3044\u3046\u98a8\u306b\u66f8\u304d\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070ruby\u3068\u3044\u3046\u6587\u5b57\u3092python\u306b\u5909\u63db\u3057\u305f\u3044\u6642\u306f<\/p>\n<pre>string = \"ruby ruby ruby\"\nputs string.sub(\/ruby\/, 'python')\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>python ruby ruby\n<\/pre>\n<p>\u30de\u30c3\u30c1\u3057\u305f\u521d\u3081\u306e\u4e00\u7b87\u6240\u304c\u5909\u5316\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<h3>sub!<\/h3>\n<p>sub!\u306f\u7834\u58ca\u7684\u30e1\u30bd\u30c3\u30c9\u3068\u547c\u3070\u308c\u308b\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002\u7834\u58ca\u7684\u30e1\u30bd\u30c3\u30c9\u306f\u30ec\u30b7\u30fc\u30d0\u305d\u306e\u3082\u306e\u3092\u5909\u66f4\u3057\u3066\u3057\u307e\u3046\u30e1\u30bd\u30c3\u30c9\u306e\u3053\u3068\u3067\u3059\u3002<br \/>\nsub\u3068sub!\u306e\u51e6\u7406\u306e\u9055\u3044\u3092\u898b\u6bd4\u3079\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>string = \"ruby ruby ruby\"\nstring.sub(\/ruby\/, 'python')\nputs string\n\nstring.sub!(\/ruby\/, 'python')\nputs string\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>ruby ruby ruby\npython ruby ruby\n<\/pre>\n<p>\u4e00\u5ea6\u76ee\u306esub\u30e1\u30bd\u30c3\u30c9\u306e\u51e6\u7406\u3067\u306f\u30ec\u30b7\u30fc\u30d0\u3067\u3042\u308bstring\u306f\u5909\u5316\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u4e8c\u5ea6\u76ee\u306esub!\u30e1\u30bd\u30c3\u30c9\u306e\u51e6\u7406\u3067\u306f\u30ec\u30b7\u30fc\u30d0\u306estring\u306e\u5024\u3054\u3068\u5909\u5316\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u30e1\u30bd\u30c3\u30c9\u540d\u306b\u300c!\u300d\u304c\u4ed8\u3044\u3066\u3044\u308b\u3068\u3001\u7834\u58ca\u7684\u30e1\u30bd\u30c3\u30c9\u3068\u3044\u3046\u6163\u7fd2\u304c\u3042\u308b\u306e\u3067\u3001\u899a\u3048\u3066\u304a\u304f\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n<h2>\u4e00\u62ec\u3067\u5909\u66f4<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-14702\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_385671838-640x424.jpg\" alt=\"shutterstock_385671838\" width=\"640\" height=\"424\" srcset=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_385671838-640x424.jpg 640w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_385671838-150x99.jpg 150w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_385671838-300x199.jpg 300w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_385671838-810x536.jpg 810w, https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/01\/shutterstock_385671838.jpg 1000w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><br \/>\n\u6b21\u306b\u4e00\u62ec\u3067\u5909\u66f4\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u898b\u3066\u3044\u304d\u307e\u3059\uff01<\/p>\n<h3>gsub<\/h3>\n<p>gsub\u306f<b>\u6b63\u898f\u8868\u73fe\u306b\u30de\u30c3\u30c1\u3057\u305f\u90e8\u5206\u3092\u3059\u3079\u3066\u5909\u63db\u3059\u308b\u30e1\u30bd\u30c3\u30c9<\/b>\u3067\u3059\u3002<\/p>\n<pre>string = \"ruby ruby ruby\"\nputs string.gsub(\/ruby\/, 'python')\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>python python python\n<\/pre>\n<p>sub\u3067\u306f\u521d\u3081\u306eruby\u3057\u304b\u7f6e\u63db\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001gsub\u3067\u306f\u3059\u3079\u3066\u306eruby\u304c\u7f6e\u63db\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u4e00\u62ec\u3067\u7f6e\u63db\u3057\u305f\u3044\u6642\u306fgsub\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n<h3>gsub!<\/h3>\n<p>gsub\u306e\u7834\u58ca\u7684\u30e1\u30bd\u30c3\u30c9\u304cgsub!\u3067\u3059\u3002<\/p>\n<pre>string = \"ruby ruby ruby\"\nstring.gsub!(\/ruby\/, 'python')\nputs string\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>python python python\n<\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u30ec\u30b7\u30fc\u30d0\u81ea\u8eab\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h2>\u6b63\u898f\u8868\u73fe(regex)\u3092\u4f7f\u3063\u305fgsub<\/h2>\n<h3>\u6b63\u898f\u8868\u73fe\u3068\u306f<\/h3>\n<p>\u6b63\u898f\u8868\u73fe\u306f\u6587\u5b57\u5217\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u30de\u30c3\u30c1\u30f3\u30b0\u3055\u305b\u3066\u5909\u66f4\u3057\u305f\u308a\u3001\u524a\u9664\u3057\u305f\u308a\u3001\u30de\u30c3\u30c1\u30f3\u30b0\u3057\u305f\u3082\u306e\u3092\u4f7f\u3063\u3066\u65b0\u3057\u3044\u6587\u3092\u751f\u307f\u51fa\u3057\u305f\u308a\u3068<b>\u67d4\u8edf\u306a\u4f7f\u3044\u65b9\u304c\u3067\u304d\u308b\u512a\u308c\u3082\u306e<\/b>\u3067\u3059\u3002<\/p>\n<p>\u306a\u306e\u3067\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3084\u5b66\u751f\u3092\u59cb\u3081\u3001\u3082\u306e\u3092\u66f8\u304f\u4eba\u306a\u3089\u899a\u3048\u3066\u304a\u3044\u3066\u640d\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6b63\u898f\u8868\u73fe\u306f\u305f\u304f\u3055\u3093\u306e\u7279\u6b8a\u8a18\u53f7\u3092\u4f7f\u7528\u3057\u3066\u30d1\u30bf\u30fc\u30f3\u3092\u30de\u30c3\u30c1\u30f3\u30b0\u3092\u884c\u3046\u306e\u3067\u59cb\u3081\u306f\u305d\u8a18\u53f7\u3092\u899a\u3048\u308b\u306e\u306b\u82e6\u52b4\u3057\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u306a\u3093\u3069\u3082\u81ea\u5206\u3067\u6253\u3061\u8fbc\u3093\u3067\u3044\u308b\u3046\u3061\u306b\u899a\u3048\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u7df4\u7fd2\u3042\u308b\u306e\u307f\u3067\u3059\u3002<\/p>\n<p>\u3053\u3061\u3089\u3067\u306fgsub\u3092\u4f7f\u3063\u305f\u3001\u6b63\u898f\u8868\u73fe\u306b\u3088\u308b\u30de\u30c3\u30c1\u30f3\u30b0\u306e\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u304c\u307e\u305a\u6b63\u898f\u8868\u73fe\u306b\u95a2\u3059\u308b\u77e5\u8b58\u304c\u5fc5\u8981\u306a\u306e\u3067\u3001\u6b63\u898f\u8868\u73fe\u304c\u308f\u304b\u3089\u306a\u3044\u307e\u305f\u306f\u66d6\u6627\u306a\u7406\u89e3\u306b\u3068\u3069\u307e\u3063\u3066\u3044\u308b\u65b9\u306f\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3092\u307e\u305a\u306f\u304a\u8aad\u307f\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u57fa\u672c\u8a18\u53f7<br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/11690\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2016\/10\/eyecatch_template-22-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u5fd8\u308c\u305f\u3089\u8aad\u307f\u305f\u3044Ruby\u6b63\u898f\u8868\u73fe\u306e\u6587\u6cd5\u65e9\u898b\u8868<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2021\u5e7411\u670819\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            <\/p>\n<p>\u5fdc\u7528\u7de8<br \/>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/11692\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2016\/11\/ruby-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Ruby\u306e\u6b63\u898f\u8868\u73fe\uff01\u3011\u57fa\u790e\u306e\u57fa\u790e\u304b\u3089\u5fdc\u7528\u307e\u3067\u5fb9\u5e95\u89e3\u8aac\uff01<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            <\/p>\n<h3>\u90e8\u5206\u7684\u306b\u30de\u30c3\u30c1\u30f3\u30b0\u3057\u305f\u5024\u3092\u53d6\u308a\u51fa\u3059(\u30b0\u30eb\u30fc\u30d7\u5316\uff09<\/h3>\n<p>\u6587\u5b57\u5217\u306e\u4e2d\u3067\u7279\u5b9a\u306e\u90e8\u5206\u3060\u3051\u3092\u629c\u304d\u51fa\u3057\u3066\u5f8c\u304b\u3089\u4f7f\u3044\u305f\u3044\u3068\u304d\u306b\u306f\u30b0\u30eb\u30fc\u30d7\u5316\u3092\u4f7f\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30b0\u30eb\u30fc\u30d7\u5316\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30d7\u3092\u78ba\u8a8d\u3059\u308b\u306e\u304c\u4e00\u756a\u3067\u3059\u3002<\/p>\n<pre>s = \"Rubyist is the sexiest engineer.\"\nputs s.gsub(\/A(w*).*thes(w*)s.*\/,'1 2')\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>Rubyist sexiest\n<\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u4eca\u56de\u306f&#8221;Rubyist is the sexiest engineer&#8221;\u3068\u3044\u3046\u6587\u5b57\u5217\u304b\u3089\u3001\u6587\u982d\u306e&#8221;Rubyist\u3068&#8221;sexiest&#8221;\u3060\u3051\u3092\u53d6\u308a\u51fa\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u6b63\u898f\u8868\u73fe\u306b\u95a2\u3057\u3066\u306e\u8aac\u660e\u306f\u7701\u304d\u307e\u3059\u304c(w*)\u3067\u6587\u5b57\u3092\u3068\u3089\u3048\u3066\u3044\u307e\u3059\u3002\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u305f\u3044\u3068\u304d\u306f()\u3067\u56f2\u307f\u307e\u3059\u3002\u305d\u3057\u3066()\u3067\u6349\u3048\u305f\u6587\u5b57\u306f1\u30012\u306e\u3088\u3046\u306b\u9806\u756a\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u51fa\u529b\u306e\u969b\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f1\u306b&#8221;Rubyist&#8221;\u30012\u306b&#8221;sexiest&#8221;\u304c\u683c\u7d0d\u3055\u308c\u305f\u306e\u3067&#8217;1 2&#8217;\u3068\u3057\u3066\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u3066\u30de\u30c3\u30c1\u30f3\u30b0\u3057\u305f\u5024\u3092\u53d6\u308a\u51fa\u3059(\u30b0\u30eb\u30fc\u30d7\u5316)<\/h3>\n<p>\u5148\u307b\u3069\u7d39\u4ecb\u3057\u305f\u30b0\u30eb\u30fc\u30d7\u5316\u3067\u306f\u3001\u5b9f\u306f\u30de\u30c3\u30c1\u30f3\u30b0\u3057\u305f\u5024\u306b\u7279\u5225\u306b\u540d\u524d\u3092\u3064\u3051\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u969b\u306b\u306f()\u3067\u56f2\u3093\u3060\u5148\u982d\u306b?&lt;\u30b0\u30eb\u30fc\u30d7\u306e\u540d\u524d&gt;\u3092\u5165\u308c\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n<p>\u305d\u3057\u3066\u53d6\u308a\u51fa\u3059\u3068\u304d\u306f\u30011\u30842\u3067\u306f\u306a\u304f\u3001\u6307\u5b9a\u3057\u305f\u540d\u524d\u3067\u53d6\u308a\u51fa\u305b\u307e\u3059\u3002<\/p>\n<pre>s = 'apple banana cone doughnut'\nputs s.gsub(\/(?w*)s(?w*)s(?w*)s(?w*)\/,'k k k k')\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>doughnut apple banana cone\n<\/pre>\n<p>k&lt;\u6307\u5b9a\u3057\u305f\u540d\u524d&gt;\u3067\u53d6\u308a\u51fa\u305b\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u305d\u308c\u305e\u308c\u5358\u7d14\u306ba\u3001b\u3001c\u3001d\u3068\u30b0\u30eb\u30fc\u30d7\u306b\u540d\u524d\u3092\u3064\u3051\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<h3>\u30cf\u30c3\u30b7\u30e5\u3092\u4f7f\u3063\u305f\u8907\u6570\u306e\u6587\u5b57\u306e\u7f6e\u304d\u63db\u3048<\/h3>\n<p>\u6b21\u306f<b>\u30cf\u30c3\u30b7\u30e5\u3092\u4f7f\u3063\u305fgsub<\/b>\u3067\u3059\u3002<\/p>\n<p>\u30cf\u30c3\u30b7\u30e5\u3092\u4f7f\u3048\u3070\u3001\u6307\u5b9a\u3057\u305f\u6587\u5b57\u3092\u4e00\u6c17\u306b\u7f6e\u63db\u3067\u304d\u3066\u975e\u5e38\u306b\u723d\u5feb\u3067\u3059\u3002<\/p>\n<pre>s = 'abcd'\nputs s.gsub(\/[abcd]\/,\"a\"=&gt; \"apples\",\"b\"=&gt; \"bananas\",\"c\"=&gt; \"cones\",\"d\"=&gt; \"doughnut\")\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>apple banana cone doughnut\n<\/pre>\n<p>[]\u306e\u4e2d\u3067\u5909\u63db\u3057\u305f\u3044\u6587\u5b57\u3092\u6307\u5b9a\u3057\u3066\u3001\u305d\u306e\u5f8c\u306b\u30cf\u30c3\u30b7\u30e5\u3068\u3057\u3066\u3069\u3046\u5909\u63db\u3059\u308b\u306e\u304b\u6307\u5b9a\u3057\u307e\u3059\u3002\u4eca\u56de\u306fa\u3001b\u3001c\u3001d\u3092\u305d\u308c\u305e\u308c\u98df\u3079\u7269\u3067\u7f6e\u63db\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<p>\u6587\u5b57\u3092\u4e00\u6c17\u306b\u7f6e\u63db\u3059\u308b\u969b\u306b\u306f\u4f7f\u3048\u307e\u3059\u3002<\/p>\n<h3>\u30d6\u30ed\u30c3\u30af\u3092\u4f7f\u3063\u305fgsub<\/h3>\n<p>gsub\u3067\u306f\u30d6\u30ed\u30c3\u30af\u306b\u3001\u30de\u30c3\u30c1\u30f3\u30b0\u3057\u305f\u6587\u5b57\u5217\u3092\u6e21\u305b\u307e\u3059\u3002<\/p>\n<p>\u30d6\u30ed\u30c3\u30af\u306b\u6e21\u305b\u308b\u3068\u3001\u6848\u5916\u306a\u3093\u3067\u3082\u3067\u304d\u3066\u3057\u307e\u3044\u307e\u3059\u306e\u3067\u3001\u975e\u5e38\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<pre>s = 'apple banana cone doughnut'\nputs s.gsub(\/w*z\/){|string| string.split('h')[1]}\nputs s.gsub(\/Aw*s\/){|string| string*3}\n<\/pre>\n<p>[\u5b9f\u884c\u7d50\u679c]<\/p>\n<pre>apple banana cone nut\napple apple apple banana cone doughnut\n<\/pre>\n<p>\u3053\u306e\u3088\u3046\u306b\u30011\u756a\u76ee\u306e\u4f8b\u3067\u306f\u6700\u5f8c\u306edoughnut\u3092\u30de\u30c3\u30c1\u30f3\u30b0\u3055\u305b\u3066h\u3067split\u3057\u305f\u5f8c\u306b\u5f8c\u65b9\u306e\u8981\u7d20(nut)\u3092\u53d6\u308a\u51fa\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f2\u756a\u76ee\u3067\u306f\u5148\u982d\u306eapple\u3092\u30de\u30c3\u30c1\u30f3\u30b0\u3055\u305b\u30663\u56de\u7e70\u308a\u8fd4\u3057\u3066\u307e\u3059\u3002<\/p>\n<h2>Ruby\u3092\u72ec\u5b66\u3067\u9811\u5f35\u3063\u3066\u3044\u308b\u3051\u3069\u5148\u304c\u898b\u3048\u306a\u3044\u65b9\u306e\u305f\u3081\u306b<\/h2>\n<p><div class=\"box_voice\">\u72ec\u5b66\u3067Ruby\u3092\u9811\u5f35\u3063\u3066\u3044\u308b\u308f\u3051\u3060\u3051\u3069\u3001\u5148\u304c\u898b\u3048\u306a\u3044\u30fb\u30fb\u30fb<\/div><\/p>\n<p>\u305d\u3093\u306a\u65b9\u3001\u5b9f\u306f\u3044\u3089\u3063\u3057\u3083\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p><div class=\"box_voice\">\u3044\u3084\u3001\u304a\u308c\u306f\u9055\u3046\u305e\u3002\u5148\u306e\u30ad\u30e3\u30ea\u30a2\u3082\u3057\u3063\u304b\u308a\u898b\u3048\u3066\u308b\u3057\u3001\u72ec\u5b66\u306e\u6210\u679c\u3082\u51fa\u3066\u304d\u3066\u3044\u308b<\/div><\/p>\n<p>\u305d\u3093\u306a\u65b9\u3067\u3042\u308c\u3070\u3001\u3053\u308c\u304b\u3089\u5148\u306e\u8a71\u306f\u5fc5\u8981\u306a\u3044\u3067\u3057\u3087\u3046\u3002\u305d\u3063\u3068\u30da\u30fc\u30b8\u306e\u9589\u3058\u308b\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u300c\u5148\u304c\u898b\u3048\u306a\u3044\u300d\u3068\u5fc3\u306e\u5e95\u3067\u306f\u52d8\u4ed8\u3044\u3066\u3044\u308b\u305d\u3053\u306e\u5965\u3055\u3093\u3002\u3053\u306e\u5148\u3092\u8aad\u307f\u9032\u3081\u3066\u3001\u4e00\u7dd2\u306b\u8ab2\u984c\u3092\u6df1\u5800\u308a\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u306a\u305c\u300c\u5148\u304c\u898b\u3048\u306a\u3044\u300d\u3068\u3044\u3046\u4e0d\u5b89\u3084\u60a9\u307f\u3092\u62b1\u3048\u3066\u3057\u307e\u3046\u306e\u304b<\/h3>\n<p>\u3055\u3066\u3001\u300c\u4e00\u5bf8\u5148\u306f\u95c7\u3060\u30fb\u30fb\u30fb\u300d\u3068\u304a\u60a9\u307f\u3092\u62b1\u3048\u3066\u3044\u308b\u65b9\u306b\u3001\u306a\u305c\u72ec\u5b66\u3067Ruby\u3092\u52c9\u5f37\u3057\u3066\u3044\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u305d\u306e\u3088\u3046\u306a\u73fe\u72b6\u3092\u62b1\u3048\u3066\u3057\u307e\u3046\u306e\u304b\u3001\u4e00\u7dd2\u306b\u8003\u3048\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u5148\u304c\u898b\u3048\u306a\u3044\u73fe\u72b6\u3092\u8e0f\u307e\u3048\u3001\u8ab2\u984c\u3068\u3057\u3066\u8003\u3048\u3089\u308c\u308b\u3082\u306e\u306f\u4ee5\u4e0b\u306e\u3069\u308c\u304b\u306b\u8a72\u5f53\u3059\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li><strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u4e0a\u9054\u304c\u898b\u3048\u306a\u3044<\/strong><\/li>\n<li><strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u7d99\u7d9a\u3067\u304d\u306a\u3044\u6c17\u304c\u3059\u308b<\/strong><\/li>\n<li><strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30ad\u30eb\u3092\u7fd2\u5f97\u3057\u305f\u59ff\u304c\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u306a\u3044<\/strong><\/li>\n<li><strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30ad\u30eb\u3092\u6d3b\u304b\u3057\u305f\u4ed5\u4e8b\u3092\u7372\u5f97\u3059\u308b\u30a4\u30e1\u30fc\u30b8\u304c\u3067\u304d\u306a\u3044<\/strong><\/li>\n<\/ul>\n<\/div>\n<p>\u3053\u308c\u3089\u306e\u3069\u308c\u304b\u306b\u8a72\u5f53\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u300c\u306a\u3093\u3068\u306a\u304f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3092\u3057\u3066\u3044\u308b\u300d\u3068\u3044\u3046\u72b6\u614b\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u8981\u56e0\u306f\u3001\u4e09\u65e5\u574a\u4e3b\u306b\u306a\u308b\u7406\u8ad6\u3068\u540c\u3058\u306a\u3093\u3067\u3059\u304c\u3001\u300c\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3092\u3057\u306a\u304d\u3083\u300d\u3068\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3092\u9811\u5f35\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u72b6\u614b\u306b\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u53d7\u9a13\u52c9\u5f37\u3092\u3084\u3063\u305f\u7d4c\u9a13\u306e\u3042\u308b\u65b9\u306a\u3089\u982d\u304c\u3082\u3052\u308b\u307b\u3069\u306b\u9996\u3092\u7e26\u306b\u632f\u3063\u3066\u3057\u307e\u3046\u65b9\u3082\u591a\u3044\u306e\u3067\u3059\u304c\u3001\u300c\u4eca\u65e5\u30825\u6642\u9593\u52c9\u5f37\u3059\u308b\u305e\u300d\u3084\u300c\u4eca\u65e5\u306f\u3053\u306e\u7ae0\u3092\u7d42\u308f\u3089\u3059\u305e\u300d\u3068\u3044\u3046\u3088\u3046\u306b\u3001\u5b66\u7fd2\u3092\u9032\u3081\u308b\u3053\u3068\u306b\u610f\u8b58\u304c\u884c\u304d\u904e\u304e\u3066\u3057\u307e\u3046\u3068\u3001\u3042\u308b\u7a0b\u5ea6\u5b66\u7fd2\u3092\u7d99\u7d9a\u3057\u305f\u5f8c\u306b\u300c\u5148\u304c\u898b\u3048\u306a\u3044\u30fb\u30fb\u30fb\u300d\u3068\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<h3>\u672a\u6765\u306b\u5149\u3092\u5f53\u3066\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3092\u300c\u6210\u679c\u304c\u51fa\u308b\u3082\u306e\u300d\u306b\u3059\u308b\u305f\u3081\u306b<\/h3>\n<p>\u5148\u307b\u3069\u3001\u300c\u306a\u305c\u5148\u304c\u898b\u3048\u306a\u3044\u3068\u3044\u3046\u60a9\u307f\u3084\u4e0d\u5b89\u3092\u62b1\u3048\u3066\u3057\u307e\u3046\u306e\u304b\u300d\u3068\u3044\u3046\u7591\u554f\u306b\u5bfe\u3057\u3066\u306e\u7b54\u3048\u3092\u793a\u3057\u3066\u3044\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u8ab2\u984c\u3068\u3044\u3046\u306e\u306f\u3001\u72ec\u5b66\u3092\u3057\u3066\u3044\u308c\u30709\u5272\u306e\u65b9\u304c\u3076\u3064\u304b\u3063\u3066\u3057\u307e\u3046\u58c1\u3060\u305d\u3046\u3067\u3001\u3044\u308f\u3070\u3001\u3042\u308b\u3042\u308b\u306e\u73fe\u8c61\u306a\u306e\u3067\u3059\u3002<\/p>\n<p>\u72ec\u5b66\u3092\u3057\u3066\u3044\u3066\u3001\u300c\u306a\u3093\u304b\u524d\u306b\u9032\u3081\u3066\u3044\u306a\u3044\u305e\u300d\u3068\u611f\u3058\u308b\u306e\u306f\u3053\u306e\u305b\u3044\u306a\u3093\u3067\u3059\u306d\u3002\u7518\u304f\u898b\u304c\u3061\u3067\u3059\u304c\u3001\u975e\u5e38\u306b\u3084\u3063\u304b\u3044\u3002<\/p>\n<p><strong>\u3053\u308c\u304c\u3055\u3089\u306b\u3084\u3063\u304b\u3044\u3055\u3092\u6975\u3081\u3066\u3044\u308b\u306e\u306f\u3001\u4e0a\u8a18\u306b\u6319\u3052\u305f\u8ab2\u984c\u306e\u307b\u3068\u3093\u3069\u304c\u3001<\/strong><strong>1\u4eba\u3067\u89e3\u6c7a\u3067\u304d\u306a\u3044\u3082\u306e\u3070\u304b\u308a\u3060\u304b\u3089\u3067\u3059\u3002<\/strong><\/p>\n<p>\u5b9f\u306f\u3001\u3053\u308c\u3089\u306e\u307b\u3068\u3093\u3069\u304c\u7d4c\u9a13\u8005\u306b\u52a9\u3051\u3066\u3082\u3089\u3044\u306a\u304c\u3089\u89e3\u6c7a\u3057\u306a\u3044\u3068\u3001\u3059\u3050\u306b\u9055\u3046\u65b9\u5411\u3078\u3068\u6d41\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u3046\u8a00\u3044\u5207\u308c\u308b\u306e\u306f\u3001\u4ee5\u524d\u306e\u79c1\u3082\u305d\u3046\u3060\u3063\u305f\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u30a8\u30f3\u30b8\u30cb\u30a2\u3084\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u95a2\u9023\u306e\u30ad\u30e3\u30ea\u30a2\u306b\u8a73\u3057\u3044\u65b9\u3084\u73fe\u5f79\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u76f8\u8ac7\u3057\u306a\u304c\u3089\u4fee\u6b63\u3092\u52a0\u3048\u3001\u5b66\u7fd2\u3092\u5b9f\u8df5\u3057\u3066\u4eca\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><div class=\"box_voice\">\u305d\u3046\u306f\u8a00\u3063\u3066\u3082\u3001\u5468\u308a\u306b\u305d\u3046\u3044\u3046\u4eba\u304c\u3044\u306a\u3044\u3057\u30fb\u30fb\u30fb<\/div><\/p>\n<p>\u3068\u3044\u3046\u65b9\u3082\u3044\u308b\u3067\u3057\u3087\u3046\u3002<strong>\u305d\u3046\u3044\u3046\u6642\u306b\u3053\u305d\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30af\u30fc\u30eb\u306e\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u3092\u5229\u7528\u3059\u308b\u306e\u3067\u3059\u3002<\/strong><\/p>\n<p><div class=\"box_voice\">\u55b6\u696d\u3092\u304b\u3051\u3089\u308c\u3066\u6642\u9593\u306e\u7121\u99c4\u306b\u7d42\u308f\u308b\u3067\u3057\u3087\uff1f<\/div><\/p>\n<p>\u3068\u3044\u3046\u8003\u3048\u306b\u8fbf\u308a\u3064\u3044\u3066\u3057\u307e\u3044\u307e\u3059\u3088\u306d\u3002<strong>\u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u5f0a\u793e\u3067\u306f\u3001\u305d\u3046\u3044\u3063\u305f\u5f37\u5f15\u306a\u55b6\u696d\u7b49\u3092\u884c\u3046\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u5b89\u5fc3\u3057\u3066\u53d7\u8b1b\u3067\u304d\u307e\u3059\u3002<\/strong><\/p>\n<p>\u300c\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u306e\u5148\u3042\u308b\u672a\u6765\u300d\u3092\u5149\u3067\u660e\u308b\u304f\u7167\u3089\u3059\u306b\u306f\u3001\u5f0a\u793e\u306e\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u304c\u3074\u3063\u305f\u308a\u3060\u3068\u65ad\u8a00\u3067\u304d\u307e\u3059\u3002\u305d\u308c\u304f\u3089\u3044\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u306b\u81ea\u4fe1\u3092\u6301\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u3001\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u306b\u306f\u4ee5\u4e0b\u306e3\u5927\u7279\u5178\u3082\u3064\u3044\u3066\u304d\u307e\u3059\uff01<\/p>\n<div class=\"box01\">\n<ul>\n<li><strong>\u300c\u6700\u77ed1\u30f6\u6708\u3067\u958b\u767a\u304c\u3067\u304d\u308b\u5b66\u7fd2\u65b9\u6cd5\u300d\u96fb\u5b50\u66f8\u7c4d\uff08\u975e\u58f2\u54c1\uff09<\/strong><\/li>\n<li><strong>\u52b9\u7387\u7684\u306a\u30aa\u30ea\u30b8\u30ca\u30eb\u5b66\u7fd2\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0<\/strong><\/li>\n<li><strong>\u672a\u7d4c\u9a13\u306e\u8ee2\u8077\uff08\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\uff09\u3092\u53ef\u80fd\u306b\u3059\u308b\u30ad\u30e3\u30ea\u30a2\u30b5\u30dd\u30fc\u30c8<\/strong><\/li>\n<\/ul>\n<\/div>\n<p>\u4e0a\u8a18\u306e\u7279\u5178\u3060\u3051\u3067\u3082\u4ed6\u306e\u30b9\u30af\u30fc\u30eb\u306b\u306f\u306a\u3044\u30dd\u30a4\u30f3\u30c8\u3060\u3068\u81ea\u4fe1\u3092\u6301\u3063\u3066\u3044\u308b\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u7279\u5178\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3092\u3059\u308b\u6bce\u65e5\u304b\u3089\u3001\u30ef\u30af\u30ef\u30af\u3057\u306a\u304c\u3089\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u3067\u304d\u308b\u6bce\u65e5\u306b\u5909\u3048\u308b\u4f53\u9a13\u3092\u4e00\u5ea6\u3067\u3044\u3044\u306e\u3067\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\n    <a class=\"sc_button2\" href=\"https:\/\/calendar.sejuku.net\/?cid=btn_14685_lp\">\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u4e88\u7d04\u306f\u3053\u3061\u3089<\/a>\n    \n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u4eca\u56de\u306f\u6587\u5b57\u5217\u306e\u7f6e\u63db\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3057\u305f\uff01<br 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href=\"https:\/\/www.sejuku.net\/blog\/14432\" target=\"_blank\" rel=\"noopener noreferrer\">3\u30b9\u30c6\u30c3\u30d7\u3067\u7c21\u5358! 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