{"id":4146,"date":"2018-06-15T22:25:48","date_gmt":"2018-06-15T13:25:48","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=4146"},"modified":"2023-05-27T22:37:20","modified_gmt":"2023-05-27T13:37:20","slug":"%e3%80%90ruby%e3%80%91%e3%82%aa%e3%83%96%e3%82%b8%e3%82%a7%e3%82%af%e3%83%88%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=4146","title":{"rendered":"\u3010Ruby\u3011\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u3001\u300c\u30af\u30e9\u30b9\u300d\u306e\u6271\u3044\u65b9\u3001\u7d99\u627f\u306a\u3069"},"content":{"rendered":"<p>Ruby\u306f\u3001<span style=\"color: #ff0000;\"><strong>\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u300d<\/strong><\/span>\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u3059\u3002<\/p>\n<h2>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u7a2e\u985e<\/h2>\n<p>\u4e0b\u8a18\u306e\u3082\u306e\u3092\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u3068\u3057\u3066\u6271\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6587\u5b57\u5217(String\u30af\u30e9\u30b9\uff09<\/li>\n<li>\u914d\u5217(Array\u30af\u30e9\u30b9\uff09<\/li>\n<li>\u6570\u5024(Integer\u3001Float\u30af\u30e9\u30b9\uff09<\/li>\n<li>\u7bc4\u56f2(Range\u30af\u30e9\u30b9\uff09<\/li>\n<li>nil(Java\u3067\u8a00\u3048\u3070\u3001null\u306e\u3053\u3068\u3067\u3059\u3002\uff09<\/li>\n<li>\u8ad6\u7406\u5024(true\/false)<\/li>\n<\/ul>\n<h3>Array\u30af\u30e9\u30b9<\/h3>\n<p>\u914d\u5217\u306f\u3001\u8907\u6570\u306e\u5024\u3092\u307e\u3068\u3081\u3066\u683c\u7d0d\u3067\u304d\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u3053\u3068\u3067\u3059\u3002\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff08\u6dfb\u3048\u5b57\uff09\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5024\u3092\u53d6\u308a\u51fa\u3057\u305f\u308a\u3001\u8ffd\u52a0\u524a\u9664\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002\u306a\u304a\u3001\u914d\u5217\u306f<span style=\"color: #ff0000;\"><strong>Array\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/strong><\/span>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4ed6\u306e\u8a00\u8a9e\u3067\u8a00\u3046\u3068\u3053\u308d\u306e<span style=\"color: #ff0000;\"><strong>\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u307f\u305f\u3044\u306a\u611f\u3058\u3067\u67d4\u8edf\u306bRuby\u3067\u306f\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/strong><\/span>\u306e\u3067\u3059\u3002<\/p>\n<h4>\u69cb\u6587<\/h4>\n<pre class=\"lang:default decode:true\">\u5909\u6570 = ['\u50241', '\u50242', '\u50243']<\/pre>\n<p>\u6570\u5024\u3001\u6587\u5b57\u3001\u914d\u5217\u3092\u4e00\u3064\u306e\u914d\u5217\u3067\u6df7\u5728\u3055\u305b\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u304c<span style=\"color: #ff0000;\"><strong>\u4e00\u3064\u306e\u30c7\u30fc\u30bf\u578b\u3067\u7d71\u4e00\u3057\u3066\u4f7f\u3046\u3053\u3068\u304c\u4e00\u822c\u7684<\/strong><\/span>\u3067\u3059\u3002<\/p>\n<h4>\u4f7f\u7528\u4f8b<\/h4>\n<h5>\u914d\u5217\u306e\u5b9a\u7fa9<\/h5>\n<pre class=\"lang:default decode:true\">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nanimal = ['dog', 'cat', 'monkey']\r\n\r\n#1\u3064\u76ee\u306e\u5024\r\nputs animal[0]\r\n\r\n#2\u3064\u76ee\u306e\u5024\r\nputs animal[1]\r\n\r\n#0\u301c10\u306e\u8981\u7d20\u3092\u6301\u3064\u914d\u5217\u3092\u4f5c\u6210\u3059\u308b\u3002\r\n(0..10).to_a<\/pre>\n<h4>%\u8a18\u6cd5<\/h4>\n<h5>%w<\/h5>\n<p>\u30b7\u30f3\u30b0\u30eb\u30af\u30aa\u30fc\u30c8\u3067\u304f\u304f\u3063\u305f\u306e\u3068\u540c\u3058\u52d5\u4f5c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">%w[\u6587\u5b571 \u6587\u5b572]<\/pre>\n<h5>%W<\/h5>\n<p>\u30c0\u30d6\u30eb\u30af\u30aa\u30fc\u30c8\u3067\u304f\u304f\u3063\u305f\u306e\u3068\u540c\u3058\u52d5\u4f5c\u306b\u306a\u308a\u307e\u3059\u3002\u306a\u306e\u3067\u3001\u5f0f\u5c55\u958b\u3092\u57cb\u3081\u8fbc\u3080\u3060\u3063\u305f\u308a\u306e\u8a18\u6cd5\u304c\u4f7f\u3048\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">%W[\u6587\u5b571 \u6587\u5b572]<\/pre>\n<h5>%i<\/h5>\n<p>\u30b7\u30f3\u30dc\u30eb\u306e\u914d\u5217\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">%i[ \u30b7\u30f3\u30dc\u30eb\u540d1 \u30b7\u30f3\u30dc\u30eb\u540d2 ]<\/pre>\n<h4>\u914d\u5217\u306e\u6700\u5f8c\u306e\u8981\u7d20\u3092\u53d6\u308a\u51fa\u3059\u3002\u6700\u5f8c\u304b\u30892\u756a\u76ee\u306e\u8981\u7d20\u3092\u53d6\u308a\u51fa\u3059\u3002<\/h4>\n<pre class=\"lang:default decode:true\">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nnumbers = [1,2,3,4,5]\r\n\r\n#\u914d\u5217\u306e\u6700\u5f8c\u306e\u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057\u3002\r\nputs numbers[-1]\r\n\r\n#\u914d\u5217\u306e\u6700\u5f8c\u304b\u30892\u756a\u76ee\u306e\u8981\u7d20\u306e\u53d6\u308a\u51fa\u3057\u3002 \r\nputs numbers[-2]<\/pre>\n<h4>\u914d\u5217\u306e\u7279\u5b9a\u306e\u8981\u7d20\u3092\u7bc4\u56f2\u3067\u629c\u304d\u51fa\u3059\u3002<\/h4>\n<pre class=\"lang:default decode:true\">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nnumbers = [1,2,3,4,5]\r\n\r\n#\u914d\u5217\u306e2\u756a\u76ee\u304b\u30894\u756a\u76ee\u306e\u8981\u7d20\u3092\u629c\u304d\u51fa\u3059\u3002\r\nputs numbers[1..3]<\/pre>\n<h4>\u914d\u5217\u306e\u5024\u306e\u5909\u66f4<\/h4>\n<pre class=\"lang:default decode:true\">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nanimal = ['dog', 'cat', 'monkey']\r\n\r\n#2\u3064\u76ee\u306e\u5024\u3092\u5909\u66f4\u3059\u308b\u3002\r\nanimal[1]='elephant'<\/pre>\n<h4>\u914d\u5217\u306e\u672b\u5c3e\u306b\u5024\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/h4>\n<p>Java\u3068\u304b\u3060\u3068\u3001\u914d\u5217\u306f\u6700\u521d\u306b\u6307\u5b9a\u3057\u305f\u5206\u306e\u30b5\u30a4\u30ba\u3057\u304b\u4f7f\u3046\u3053\u3068\u304c\u51fa\u6765\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001<span style=\"color: #ff0000;\"><strong>Ruby\u3067\u306f\u81ea\u7531\u306b\u5024\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/strong><\/span><\/p>\n<pre class=\"lang:default decode:true\">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nanimal = ['dog', 'cat', 'monkey']\r\n\r\n#\u672b\u5c3e\u306b\u5024\u3092\u8ffd\u52a0\u3059\u308b\u3002\r\nanimal &lt;&lt; 'elephant'\r\n\r\nputs animal[3]\r\n\r\n#\u672b\u5c3e\u306b\u5024\u3092\u8ffd\u52a0\u3059\u308b(push\u3092\u4f7f\u3046\u65b9\u6cd5\uff09\r\nanimal.push('elephant')<\/pre>\n<h4>\u914d\u5217\u306e\u6700\u521d\u306e\u8981\u7d20\u3092\u524a\u9664\u3057\u3066\u8fd4\u3059\u3002<\/h4>\n<pre class=\"lang:default decode:true \">\u914d\u5217.shift<\/pre>\n<h4>\u914d\u5217\u306e\u7279\u5b9a\u306e\u8981\u7d20\u3092\u524a\u9664\u3059\u308b\u3002<\/h4>\n<h5>\u6dfb\u5b57\u306e\u756a\u53f7\u3092\u6307\u5b9a\u3057\u3066\u524a\u9664(delete_at)<\/h5>\n<p>\u914d\u5217\u306e\u7279\u5b9a\u306e\u6dfb\u3048\u5b57\u81ea\u4f53\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nanimal = ['dog', 'cat', 'monkey']\r\n\r\n#2\u756a\u76ee\u306e\u5024\u3092\u524a\u9664\u3059\u308b\u3002\r\nanimal.delete_at(1)\r\n\r\nputs animal[1]<\/pre>\n<h5>\u7279\u5b9a\u306e\u8981\u7d20\u3092\u5168\u3066\u524a\u9664\u3059\u308b(delete)<\/h5>\n<pre class=\"lang:default decode:true\">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nanimal = ['dog', 'dog', 'monkey']\r\n\r\n#\u7279\u5b9a\u306e\u8981\u7d20\u3092\u524a\u9664\u3059\u308b\u3002\r\nanimal.delete('dog')\r\n\r\nputs animal<\/pre>\n<h5>\u6761\u4ef6\u4ed8\u304d\u3067\u8981\u7d20\u3092\u524a\u9664\u3059\u308b(delete_if)<\/h5>\n<pre class=\"lang:default decode:true \">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nnumbers = [1,2,3,4,5]\r\n\r\n#\u6761\u4ef6\u306b\u4e00\u81f4\u3057\u305f\u8981\u7d20\u306e\u307f\u524a\u9664(2\u3067\u5272\u308a\u5207\u308c\u308b\u5024\u306e\u307f\u524a\u9664)\r\nnumbers.delete_if do |number|\r\n  if number % 2 == 0\r\n    true\r\n  end\r\nend\r\n\r\nputs numbers<\/pre>\n<h5>\u914d\u5217\u306e\u672b\u5c3e\u306e\u8981\u7d20\u3092\u524a\u9664\u3057\u3066\u8fd4\u3059\u3002<\/h5>\n<pre class=\"lang:default decode:true\">\u914d\u5217.pop<\/pre>\n<h5>\u914d\u5217\u3092\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3055\u305b\u308b<\/h5>\n<p>\u914d\u5217\u306e\u8981\u7d20\u306f\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ed6\u306e\u8a00\u8a9e\u3067\u306f\u3001for\u6587\u3092\u4f7f\u3063\u305f\u308a\u3059\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u3001Ruby\u3067\u306f\u3001\u57fa\u672c\u7684\u306bfor\u6587\u306f\u4f7f\u308f\u305a\u3001<span style=\"color: #ff0000;\"><strong>\u300ceach\u30e1\u30bd\u30c3\u30c9\u300d<\/strong><\/span>\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">#\u914d\u5217\u306e\u5b9a\u7fa9\r\nanimals = ['dog', 'cat', 'monkey']\r\n\r\n#\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3055\u305b\u308b\r\nanimals.each do |animal|\r\n  puts animal\r\nend<\/pre>\n<h6>\u30d6\u30ed\u30c3\u30af<\/h6>\n<p>each\u30e1\u30bd\u30c3\u30c9\u306e\u5f8c\u306b\u6307\u5b9a\u3057\u305f<span style=\"color: #ff0000;\"><strong>\u300cdo \u301cend\u300d\u307e\u3067\u306e\u90e8\u5206\u306e\u3053\u3068\u3092\u30d6\u30ed\u30c3\u30af<\/strong><\/span>\u3068\u547c\u3073\u307e\u3059\u3002<span style=\"color: #ff0000;\"><strong>\u300c{}\u300d\uff08\u7d50\u5408\u5ea6\u306f\u5909\u308f\u308b\u304c\uff09<\/strong><\/span>\u306b\u66f8\u304d\u63db\u3048\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<span style=\"color: #ff0000;\"><strong>\u30d6\u30ed\u30c3\u30af\u306e\u5185\u90e8\u3067\u306fRuby\u306e\u30b3\u30fc\u30c9\u3092\u81ea\u7531\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/strong><\/span><\/p>\n<h4>\u914d\u5217\u306e\u30e1\u30bd\u30c3\u30c9<\/h4>\n<h5>empty?<\/h5>\n<p>\u914d\u5217\u304c\u7a7a\u304b\u3069\u3046\u304b\u5224\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<h5>include?('\u6587\u5b57\u5217')<\/h5>\n<p>\u6587\u5b57\u5217\u304c\u914d\u5217\u306b\u5b58\u5728\u3059\u308b\u304b\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<h5>find(\u30a8\u30a4\u30ea\u30a2\u30b9\u306fdetect)<\/h5>\n<p>\u30d6\u30ed\u30c3\u30af\u306e\u623b\u308a\u5024\u304c\u771f\u306b\u306a\u3063\u305f\u6700\u521d\u306e\u8981\u7d20\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<h5>reverse<\/h5>\n<p>\u914d\u5217\u306e\u4e26\u3073\u9806\u3092\u53cd\u8ee2\u3057\u307e\u3059\u3002<\/p>\n<h5>shuffle<\/h5>\n<p>\u30e9\u30f3\u30c0\u30e0\u306b\u5024\u3092\u30b7\u30e3\u30c3\u30d5\u30eb\u3057\u307e\u3059\u3002<\/p>\n<h5>select(find_all)<\/h5>\n<p>\u5404\u8981\u7d20\u306b\u5bfe\u3057\u3066\u30d6\u30ed\u30c3\u30af\u3092\u8a55\u4fa1\u3057\u3066\u3001<span style=\"color: #ff0000;\"><strong>\u623b\u308a\u5024\u304c\u771f\u306b\u306a\u308b\u8981\u7d20\u306e\u307f\u3092\u96c6\u3081\u308b\u3002<\/strong><\/span><\/p>\n<pre class=\"lang:default decode:true\">numbers.select {|number| \u6761\u4ef6}<\/pre>\n<h5>reject<\/h5>\n<p>select\u3068\u306f\u9006\u306b<span style=\"color: #ff0000;\"><strong>\u30d6\u30ed\u30c3\u30af\u306e\u623b\u308a\u5024\u304c\u507d\u306b\u306a\u308b\u8981\u7d20\u306e\u307f\u3092\u96c6\u3081\u308b<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n<h5>uniq<\/h5>\n<p>\u914d\u5217\u5185\u3067\u91cd\u8907\u3059\u308b\u8981\u7d20\u3092\u524a\u9664\u3057\u307e\u3059\u3002<\/p>\n<h5>join('\u533a\u5207\u308a\u6587\u5b57'\uff09<\/h5>\n<p>\u914d\u5217\u5185\u306e\u8981\u7d20\u3092\u4efb\u610f\u306e\u533a\u5207\u308a\u6587\u5b57\u3067\u533a\u5207\u3063\u3066\u7d50\u5408\u3059\u308b\u3002<\/p>\n<h5>sort<\/h5>\n<p>\u914d\u5217\u5185\u306e\u8981\u7d20\u3092\u4e26\u3073\u66ff\u3048\u308b\u3002<\/p>\n<h5>map\u30e1\u30bd\u30c3\u30c9(\u30a8\u30a4\u30ea\u30a2\u30b9\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066\u306fcollect\uff09<\/h5>\n<p>\u65b0\u3057\u3044\u914d\u5217\u306e\u5f62\u3092\u4f5c\u308a\u76f4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">%w[\u6587\u5b571 \u6587\u5b572].map { |str| \"({#str})\" }\r\n=&gt; [\"({#str})\", \"({#str})\"]<\/pre>\n<h5>inject\u30e1\u30bd\u30c3\u30c9\uff08\u30a8\u30a4\u30ea\u30a2\u30b9\u306freduce)<\/h5>\n<p>\u914d\u5217\u306e\u5024\u3092\u30eb\u30fc\u30d7\u3057\u3066\u5408\u8a08\u5024\u53ca\u3073\u5024\u3092\u540c\u6642\u306b\u6301\u3064\u305f\u3081\u306e\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">\u914d\u5217.inject { |total,n| total + n }<\/pre>\n<h3>\u7bc4\u56f2(Range\u30af\u30e9\u30b9\uff09<\/h3>\n<p>(0..10).to_a\u3068\u304b\u306e\u300c(0..10)\u300d\u306e\u90e8\u5206\u3092<span style=\"color: #ff0000;\"><strong>\u7bc4\u56f2\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/strong><\/span>\u3068\u547c\u3073\u307e\u3059\u3002\u914d\u5217\u306b\u5909\u63db\u3059\u308b\u6642\u3068\u304b\u306b\u4f7f\u3044\u307e\u3059\u3002\u306a\u304a('a'..'z')\u7b49\u6307\u5b9a\u3057\u3066\u82f1\u5b57\u306e\u7bc4\u56f2\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<h4>.\u304c2\u3064\uff1a(0..10).to_a<\/h4>\n<p>0\u301c10\u307e\u3067\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<h4>.\u304c3\u3064\uff1a(0...10).to_a<\/h4>\n<p>0\u301c9\u307e\u3067\u3092\u793a\u3057\u307e\u3059\u3002(\u6700\u5f8c\u306e\u6570\u5b57\u3092\u9664\u304d\u307e\u3059\u3002\uff09<\/p>\n<h2>\u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057\u65b9<\/h2>\n<p>\u30e1\u30bd\u30c3\u30c9\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u547c\u3073\u51fa\u305b\u307e\u3059\u3002\u300c()\u300d\u306f\u7701\u7565\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u540d.\u30e1\u30bd\u30c3\u30c9\u540d(\u5f15\u65701,\u5f15\u65702)<\/li>\n<li>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u540d.\u30e1\u30bd\u30c3\u30c9\u540d \u5f15\u65701,\u5f15\u65702<\/li>\n<li>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u540d.\u30e1\u30bd\u30c3\u30c9\u540d<\/li>\n<\/ul>\n<h2>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30af\u30e9\u30b9\u540d\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/h2>\n<h3>class\u30e1\u30bd\u30c3\u30c9<\/h3>\n<p>\u4f8b\u3048\u3070\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u6587\u5b57\u5217\u306b\u5bfe\u3057\u3066class\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">puts 'test'.class<\/pre>\n<h4>\u00a0\u5b9f\u884c\u7d50\u679c<\/h4>\n<p>\u6587\u5b57\u5217\u306f\u3001String\u30af\u30e9\u30b9\u306b\u5c5e\u3059\u308b\u306e\u3067\u4e0b\u8a18\u306e\u3088\u3046\u306a\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-4166\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2018\/06\/\u6587\u5b57\u5217.png\" alt=\"\" width=\"299\" height=\"40\" \/><\/p>\n<h2>object_id\u30e1\u30bd\u30c3\u30c9<\/h2>\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306eID\u3092\u8abf\u3079\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u30ac\u30d9\u30fc\u30b8\u30b3\u30ec\u30af\u30b7\u30e7\u30f3(GC)<\/h2>\n<p>Ruby\u3067\u306f\u3001\u4f7f\u7528\u3055\u308c\u306a\u304f\u306a\u3063\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u56de\u53ce\u3057\u3066\u3001\u81ea\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u3092\u89e3\u653e\u3059\u308b\u4ed5\u7d44\u307f\u304c\u3042\u308b\u306e\u3067\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u306f\u30e1\u30e2\u30ea\u7ba1\u7406\u3092\u610f\u8b58\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\u3067\u3059\u3002<\/p>\n<h2>\u30af\u30e9\u30b9<\/h2>\n<p>\u4e00\u7a2e\u306e\u30c7\u30fc\u30bf\u578b\u3067\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u5fc5\u305a\u4f55\u304b\u3057\u3089\u306e\u30af\u30e9\u30b9\u306b\u5c5e\u3057\u307e\u3059\u3002\u306a\u304a\u3001\u30af\u30e9\u30b9\u69cb\u6587\u3092\u4f7f\u308f\u305a\u306b\u3082\u8a18\u8ff0\u3067\u304d\u307e\u3059\u304c\u3001\u305d\u306e\u5834\u5408\u306f<span style=\"color: #ff0000;\"><strong>\u300cmain\u3068\u3044\u3046\u540d\u524d\u306eObject\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d<\/strong><\/span>\u306b\u5c5e\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\uff08\u305d\u308c\u3092<span style=\"color: #ff0000;\"><strong>\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb<\/strong><\/span>\u3068\u8a00\u3063\u305f\u308a\u3057\u307e\u3059\u3002\uff09<\/p>\n<h3>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\/\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\/\u30ec\u30b7\u30fc\u30d0<\/h3>\n<p>\u30af\u30e9\u30b9\u304b\u3089\u751f\u6210\u3057\u307e\u3059\u3002\u540c\u3058\u30af\u30e9\u30b9\u304b\u3089\u8907\u6570\u306e\u7570\u306a\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001<span style=\"color: #ff0000;\"><strong>\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u3068\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d\u306f\u540c\u3058\u610f\u5473<\/strong><\/span>\u3068\u6349\u3048\u3066\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h4>\u30ec\u30b7\u30fc\u30d0\u3068\u306f\uff1f<\/h4>\n<p>\u306a\u304a\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304b\u3089\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3093\u3060\u969b\u306b\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u683c\u7d0d\u3055\u308c\u308b\u5909\u6570\u306e\u3053\u3068\u3092\u300c\u30ec\u30b7\u30fc\u30d0\u300d\u3068\u547c\u3093\u3060\u308a\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u751f\u6210\u51e6\u7406\u304c\u3042\u3063\u305f\u3068\u3057\u305f\u5834\u5408\u306b\u306f\u5909\u6570<span style=\"color: #ff0000;\"><strong>\u300cuser\u300d<\/strong><\/span>\u304c\u30ec\u30b7\u30fc\u30d0\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">user = User.new('\u592a\u90ce',20)<\/pre>\n<p>\u57fa\u672c\u7684\u306b\u306f\u3001\u547c\u3073\u65b9\u304c\u7570\u306a\u308b\u3060\u3051\u3067<span style=\"color: #ff0000;\"><strong>\u300c\u30ec\u30b7\u30fc\u30d0\u300d\u3082\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u3084\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d\u3068\u540c\u3058\u610f\u5473<\/strong><\/span>\u306b\u306a\u308b\u306e\u3067\u3001\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u30e1\u30bd\u30c3\u30c9\/\u30e1\u30c3\u30bb\u30fc\u30b8<\/h3>\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u6301\u3064\u51e6\u7406\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<h3>\u72b6\u614b\uff08\u30b9\u30c6\u30fc\u30c8\uff09<\/h3>\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u4fdd\u6301\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306e\u3053\u3068\u3067\u3059\u3002<span style=\"color: #ff0000;\"><strong>Java\u3067\u8a00\u3046\u3068\u3053\u308d\u306e\u30d5\u30a3\u30fc\u30eb\u30c9<\/strong><\/span>\u3067\u3059\u306d\u3002<\/p>\n<h3>\u5c5e\u6027(\u30a2\u30c8\u30ea\u30d3\u30e5\u30fc\u30c8\/\u30d7\u30ed\u30d1\u30c6\u30a3)<\/h3>\n<p>\u5916\u90e8\u304b\u3089\u3001\u53d6\u5f97\u3057\u305f\u308a\u3001\u5909\u66f4\u3057\u305f\u308a\u3067\u304d\u308b\u30c7\u30fc\u30bf\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2>\u30af\u30e9\u30b9\u3092\u4f5c\u308b\u30e1\u30ea\u30c3\u30c8<\/h2>\n<p>\u30cf\u30c3\u30b7\u30e5\uff08\u30ad\u30fc\u3068\u5024\u306e\u7d44\u307f\u5408\u308f\u305b\uff09\u3067\u306f\u7ba1\u7406\u3057\u304d\u308c\u306a\u3044\u3088\u3046\u306a\u3042\u308b\u7a0b\u5ea6\u306e\u898f\u6a21\u306e\u30c7\u30fc\u30bf\u578b\u3092\u4f5c\u308a\u305f\u3044\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<h3>\u30cf\u30c3\u30b7\u30e5\u306e\u6b20\u70b9<\/h3>\n<ul>\n<li>\u65b0\u3057\u304f\u30ad\u30fc\u3092\u8ffd\u52a0\u3057\u305f\u308a\u524a\u9664\u3057\u305f\u308a\u3067\u304d\u308b\u306e\u3067<span style=\"color: #ff0000;\"><strong>\u8106\u304f\u3066\u58ca\u308c\u3084\u3059\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u308a\u304c\u3061\u3002<\/strong><\/span><\/li>\n<li>\u30cf\u30c3\u30b7\u30e5\u3060\u3068\u30ad\u30fc\u306e\u6307\u5b9a\u3092\u9593\u9055\u3048\u3066\u3082\u30a8\u30e9\u30fc\u306b\u306a\u3089\u305anil\u304c\u8fd4\u3063\u3066\u304f\u308b\u306e\u3067<span style=\"color: #ff0000;\"><strong>\u30df\u30b9\u306b\u6c17\u4ed8\u304d\u306b\u304f\u3044\u3002<\/strong><\/span><\/li>\n<\/ul>\n<h2>\u30af\u30e9\u30b9\u306e\u4f5c\u308a\u65b9<\/h2>\n<h3>\u69cb\u6587<\/h3>\n<pre class=\"lang:default decode:true\">class \u30af\u30e9\u30b9\u540d\r\nend<\/pre>\n<h3>\u4f8b<\/h3>\n<pre class=\"lang:default decode:true\">#\u52d5\u7269\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\r\nclass Animals\r\nend<\/pre>\n<p>\u306a\u304a\u3001<span style=\"color: #ff0000;\"><strong>\u30af\u30e9\u30b9\u540d\u306e\u5148\u982d\u6587\u5b57\u306f\u5fc5\u305a\u5927\u6587\u5b57\u3067\u59cb\u3081\u308b<\/strong><\/span>\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\u30a8\u30e9\u30fc\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30af\u30e9\u30b9\u3092\u521d\u671f\u5316\u3059\u308b\u306b\u306f\uff1f<\/h2>\n<p>\u30af\u30e9\u30b9\u3092\u521d\u671f\u5316\u3059\u308b\u5834\u5408\u306f\u3001initialize\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002Java\u3067\u8a00\u3048\u3070\u3001<span style=\"color: #ff0000;\"><strong>\u300c\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u300d<\/strong><\/span>\u3068\u3044\u3063\u305f\u3068\u3053\u308d\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u7279\u5fb4\u3068\u3057\u3066\u306f\u3001initialize\u30e1\u30bd\u30c3\u30c9\u306f\u3001new\u3057\u305f\u969b\u306b\u3060\u3051\u547c\u3073\u51fa\u3055\u308c\u308b\u5916\u90e8\u304b\u3089\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n<h3>\u4f8b<\/h3>\n<pre class=\"lang:default decode:true\">#\u52d5\u7269\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\r\nclass Animals\r\n def initialize\r\n   puts '\u521d\u671f\u5316\u51e6\u7406'\r\n end\r\nend<\/pre>\n<p>initialize\u30e1\u30bd\u30c3\u30c9\u306b\u5f15\u6570\u3092\u6e21\u3057\u3066\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3092\u521d\u671f\u5316\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u30af\u30e9\u30b9\u306e\u4f7f\u3044\u65b9<\/h2>\n<p>new\u3057\u3066\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">#\u52d5\u7269\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\r\nclass Animals\r\n def initialize\r\n   puts '\u521d\u671f\u5316\u51e6\u7406'\r\n end\r\nend\r\n\r\n#\u30af\u30e9\u30b9\u3092new\u3059\u308b\u3002\r\nAnimals.new<\/pre>\n<h2>\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u53ca\u3073\u5b9f\u884c\u3059\u308b\u306b\u306f\uff1f<\/h2>\n<h3>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9<\/h3>\n<pre class=\"lang:default decode:true\">#\u52d5\u7269\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\r\nclass Animals\r\n def helloWorld\r\n   puts 'Hello World!'\r\n end\r\nend\r\n\r\n#\u30af\u30e9\u30b9\u3092new\u3059\u308b\u3002\r\nanimal = Animals.new\r\n#\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3002\r\nanimal.helloWorld<\/pre>\n<p>\u306a\u304a\u3001\u4e0a\u8a18\u306e\u30e1\u30bd\u30c3\u30c9\u306fnew\u3057\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304b\u3089\u547c\u3073\u51fa\u305b\u308b<span style=\"color: #ff0000;\"><strong>\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9\u300d<\/strong><\/span>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p>\u3068\u3042\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u60c5\u5831\u3092\u53d6\u308a\u51fa\u3057\u305f\u3044\u5834\u5408\u306f\u3053\u3061\u3089\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u540c\u3058\u30af\u30e9\u30b9\u5185\u306e\u5225\u30e1\u30bd\u30c3\u30c9\u304b\u3089\u4ed6\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u5834\u5408\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8a18\u8f09\u3057\u307e\u3059\u3002\uff08self\u306f\u7701\u7565\u3067\u304d\u307e\u3059\u3002\uff09<\/p>\n<pre class=\"lang:default decode:true\">self.\u5225\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9<\/pre>\n<h3>\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9<\/h3>\n<p>\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u540d\u306b\u300cself\u300d\u3092\u3064\u3051\u308b\u3053\u3068\u3067\u305d\u306e\u30e1\u30bd\u30c3\u30c9\u306f<span style=\"color: #ff0000;\"><strong>\u300c\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u300d<\/strong><\/span>\u306b\u306a\u308anew\u3057\u306a\u304f\u3066\u3082\u76f4\u63a5\u547c\u3073\u51fa\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u547c\u3073\u51fa\u3059\u969b\u306f<span style=\"color: #ff0000;\"><strong>initialize\u30e1\u30bd\u30c3\u30c9\u306f\u5b9f\u884c\u3055\u308c\u307e\u305b\u3093\u3002<\/strong><\/span>\u306a\u304a\u3001<span style=\"color: #ff0000;\"><strong>new\u3057\u3066\u4f5c\u6210\u3057\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304b\u3089\u306f\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u306a\u3044<\/strong><\/span>\u306e\u3067\u6ce8\u610f\u3067\u3059\u3002<\/p>\n<h4>\u4e00\u3064\u306e\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9 \u3092\u5b9a\u7fa9\u3059\u308b\u65b9\u6cd5<\/h4>\n<pre class=\"lang:default decode:true\">class \u30af\u30e9\u30b9\u540d\r\n  def self.\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u540d\r\n   ##\u51e6\u7406\u5185\u5bb9\r\n  end\r\nend<\/pre>\n<p>\u30af\u30e9\u30b9\u5168\u4f53\uff08\u5168\u3066\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff09\u306e\u4e2d\u304b\u3089\u5fc5\u8981\u306a\u60c5\u5831\u3092\u53d6\u308a\u51fa\u3057\u305f\u3044\u5834\u5408\u306f\u3053\u3061\u3089\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<h4>\u8907\u6570\u306e\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9 \u3092\u307e\u3068\u3081\u3066\u5b9a\u7fa9\u3059\u308b\u65b9\u6cd5<\/h4>\n<p>\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3067\u8907\u6570\u306e\u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9 \u3092\u307e\u3068\u3081\u3066\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">class \u30af\u30e9\u30b9\u540d\r\n  class  &lt;&lt; self\r\n    def \u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u540d1\r\n    end\r\n\r\n    def \u30af\u30e9\u30b9\u30e1\u30bd\u30c3\u30c9\u540d2\r\n    end\r\n  end\r\nend\r\n<\/pre>\n<h2>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3092\u4f7f\u3046\u306b\u306f\uff1f<\/h2>\n<p>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff08\u5b9a\u7fa9\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u56fa\u6709\u306e\u5909\u6570\uff09\u3092\u4f7f\u3046\u306b\u306f\u3001<span style=\"color: #ff0000;\"><strong>\u30af\u30e9\u30b9\u5185\u3067\u300c@\u300d\u3092\u5148\u982d\u306b\u3064\u3051\u305f\u5909\u6570\u3092\u5b9a\u7fa9<\/strong><\/span>\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">#\u52d5\u7269\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\r\nclass Animals\r\n def initialize(name)\r\n  @name = name\r\n end\r\n\r\n def helloAnimal\r\n   puts \"Hello #{@name}!\"\r\n end\r\n\r\nend\r\n\r\n#\u30af\u30e9\u30b9\u3092new\u3059\u308b\u3002\r\ndog = Animals.new('dog')\r\n#\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u5165\u308c\u305f\u5024\u3092\u8868\u793a\u3059\u308b\u3002\r\nputs dog.helloAnimal<\/pre>\n<h3>\u5916\u90e8\u304b\u3089\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3059\u308b\u306b\u306f\uff1f<\/h3>\n<p>\u30a2\u30af\u30bb\u30b5\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<span style=\"color: #ff0000;\"><strong>Java\u3067\u8a00\u3046\u3068\u3053\u308d\u306e\u30b2\u30c3\u30bf\u30fc\/\u30bb\u30c3\u30bf\u30fc\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u306e\u3053\u3068\u3067\u3059\u306d\u3002<\/p>\n<p>Java\u306e\u3088\u3046\u306b\u3001get\u3001set\u3068\u305d\u308c\u305e\u308c\u30e1\u30bd\u30c3\u30c9\u3092\u7528\u610f\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u3001\u5909\u6570\u306e\u524d\u306b<span style=\"color: #ff0000;\"><strong>\u300cattr_accessor\u30e1\u30bd\u30c3\u30c9\u300d<\/strong><\/span>\u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3092\u3059\u308b\u3053\u3068\u3067\u8aad\u307f\u66f8\u304d\u53ef\u80fd\u306a\u5909\u6570\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">#\u52d5\u7269\u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\r\nclass Animals\r\n #\u8aad\u66f8\u304d\u304c\u3067\u304d\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\r\n attr_accessor :name\r\n\r\n def initialize(name)\r\n  @name = name\r\n end\r\n\r\nend\r\n\r\n#\u30af\u30e9\u30b9\u3092new\u3059\u308b\u3002\r\ndog = Animals.new('dog')\r\n\r\n#\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u5024\u3092\u5909\u66f4\r\ndog.name = 'sibainu'\r\n\r\n#\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u5024\u3092\u8868\u793a\r\nputs dog.name<\/pre>\n<p>\u306a\u304a\u3001\u300c\u8aad\u307f\u53d6\u308a\u5c02\u7528\u300d\u3084\u300c\u66f8\u304d\u8fbc\u307f\u5c02\u7528\u300d\u306e\u30e1\u30bd\u30c3\u30c9\u3082\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001<span style=\"color: #ff0000;\"><strong>\u901a\u5e38\u591a\u304f\u5229\u7528\u3055\u308c\u308b\u306e\u306f\u3001\u300c\u8aad\u307f\u53d6\u308a\u5c02\u7528\u300d\u306e\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u3067\u3057\u3087\u3046\u306d\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<th>\u30e1\u30bd\u30c3\u30c9\u540d<\/th>\n<th>\u8aac\u660e<\/th>\n<\/tr>\n<tr>\n<td>attr_accessor<\/td>\n<td>\u8aad\u307f\u66f8\u304d\u53ef\u80fd<\/td>\n<\/tr>\n<tr>\n<td>attr_reader<\/td>\n<td>\u8aad\u307f\u8fbc\u307f\u306e\u307f\u53ef\u80fd<\/td>\n<\/tr>\n<tr>\n<td>attr_writer<\/td>\n<td>\u66f8\u304d\u8fbc\u307f\u306e\u307f\u53ef\u80fd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u30af\u30e9\u30b9\u5909\u6570\u306b\u3064\u3044\u3066<\/h2>\n<p>\u30af\u30e9\u30b9\u81ea\u4f53\u304c\u6301\u3064\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u7e1b\u3089\u308c\u306a\u3044\u5171\u901a\u306e\u5909\u6570\u3067\u3059\u3002\u300c@@\u30af\u30e9\u30b9\u5909\u6570\u540d\u300d\u3068\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u30af\u30e9\u30b9\u5909\u6570\u306b\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9\u304b\u3089\u3082initialize\u30e1\u30bd\u30c3\u30c9\u304b\u3089\u3082\u30a2\u30af\u30bb\u30b9\u306f\u53ef\u80fd\u3067\u3059\u3002<span style=\"color: #ff0000;\"><strong>\u3061\u306a\u307f\u306b\u30af\u30e9\u30b9\u5909\u6570\u306f\u5b9f\u52d9\u3067\u306f\u3042\u307e\u308a\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/strong><\/span><\/p>\n<h2>\u30af\u30e9\u30b9\u5b9a\u6570\u306b\u3064\u3044\u3066<\/h2>\n<p>\u4e0b\u8a18\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"nYSmHEIJ4F\"><p><a href=\"http:\/\/www.code-magagine.com\/?p=8590\">\u3010Ruby\u3011\u5b9a\u6570\u3001\u5909\u6570\u306b\u3064\u3044\u3066<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" src=\"http:\/\/www.code-magagine.com\/?p=8590&#038;embed=true#?secret=nYSmHEIJ4F\" data-secret=\"nYSmHEIJ4F\" width=\"500\" height=\"282\" title=\"&#8220;\u3010Ruby\u3011\u5b9a\u6570\u3001\u5909\u6570\u306b\u3064\u3044\u3066&#8221; &#8212; \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30de\u30ac\u30b8\u30f3\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h2>\u300c\u7d99\u627f\u300d\u306b\u3064\u3044\u3066<\/h2>\n<h3>\u89aa\u30af\u30e9\u30b9\u3092\u77e5\u308b\u306b\u306f\uff1f<\/h3>\n<p>\u4e0b\u8a18\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">\u30af\u30e9\u30b9\u540d.superclass<\/pre>\n<h3>\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9<\/h3>\n<p>\u89aa\u30af\u30e9\u30b9\u3068\u5168\u304f\u540c\u3058\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u6307\u5b9a\u3059\u308c\u3070\u89aa\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5b50\u30af\u30e9\u30b9\u3067\u4e0a\u66f8\u304d\u3067\u304d\u307e\u3059\u3002<span style=\"color: #ff0000;\"><strong>Ruby\u306e\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u306f\u300c\u5f15\u6570\u306e\u6570\u300d\u3068\u304b\u300c\u5f15\u6570\u306e\u578b\u300d\u3068\u304b\u306f\u5168\u304f\u95a2\u4fc2\u306a\u304f\u300c\u30e1\u30bd\u30c3\u30c9\u540d\u304c\u5358\u7d14\u306b\u4e00\u81f4\u3057\u3066\u3044\u305f\u5834\u5408\u300d\u306b\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3055\u308c\u308b<\/strong><\/span>\u306e\u3067\u6ce8\u610f\u3067\u3059\u3002<\/p>\n<h4>\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u3067\u89aa\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u306b\u306f\uff1f<\/h4>\n<p>\u4e0b\u8a18\u306e\u8a18\u8ff0\u3092\u3059\u308c\u3070\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3057\u305f\u5b50\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u304b\u3089\u89aa\u30af\u30e9\u30b9\u306e\u540c\u540d\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u305b\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true  \">super<\/pre>\n","protected":false},"excerpt":{"rendered":"Ruby\u306f\u3001\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u300d\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u3059\u3002 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u7a2e\u985e \u4e0b\u8a18\u306e\u3082\u306e\u3092\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u3068\u3057\u3066\u6271\u3044\u307e\u3059\u3002 \u6587\u5b57\u5217(String\u30af\u30e9\u30b9\uff09 \u914d\u5217(Array\u30af\u30e9\u30b9\uff09 \u6570\u5024(Integer\u3001Float\u30af\u30e9\u30b9 [&hellip;]","protected":false},"author":1,"featured_media":4232,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[48],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/4146"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4146"}],"version-history":[{"count":19,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/4146\/revisions"}],"predecessor-version":[{"id":20484,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/4146\/revisions\/20484"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/media\/4232"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4146"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}