{"id":1332,"date":"2020-05-17T19:15:58","date_gmt":"2020-05-17T10:15:58","guid":{"rendered":"http:\/\/168.138.214.208\/?p=1332"},"modified":"2020-05-17T19:15:58","modified_gmt":"2020-05-17T10:15:58","slug":"post-1332","status":"publish","type":"post","link":"https:\/\/nobunobu1717.site\/?p=1332","title":{"rendered":"Enum\u306e\u5024\u306e\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u8ffd\u52a0\u3059\u308b(Ruby on Rails)"},"content":{"rendered":"<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">Contents<\/p><ul class=\"toc_list\"><li><a href=\"#i\"><span class=\"toc_number toc_depth_1\">1<\/span> \u6982\u8981<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u74b0\u5883\u53ca\u3073\u524d\u63d0<\/a><\/li><li><a href=\"#i-3\"><span class=\"toc_number toc_depth_1\">3<\/span> \u65b9\u6cd5<\/a><\/li><\/ul><\/div>\n<h2><span id=\"i\">\u6982\u8981<\/span><\/h2>\n<p>Active Record\u306eModel\u306benum\u306e\u5024\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u3001\u30d5\u30a9\u30fc\u30e0\u306b\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5\u306e\u30e1\u30e2\u3002<\/p>\n<h2><span id=\"i-2\">\u74b0\u5883\u53ca\u3073\u524d\u63d0<\/span><\/h2>\n<p>Mac OS 10.15.4<br \/>\nRuby 2.6.3p62<br \/>\nRails 6.0.2.2<\/p>\n<h2><span id=\"i-3\">\u65b9\u6cd5<\/span><\/h2>\n<h3>\u30e2\u30c7\u30eb\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3<\/h3>\n<p>\u4eca\u56de\u306f\u65e2\u5b58\u306e\u30e2\u30c7\u30eb(articles)\u306b\u5bfe\u3057\u3066\u65b0\u305f\u306binteger\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/p>\n<p>rails generate migration AddColumnArticles<\/p>\n<p>\u3067\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u5f8c\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8ffd\u52a0\u3059\u308b\u3002<\/p>\n<pre class=\"lang:default decode:true \" >class AddColumnArticles &lt; ActiveRecord::Migration[6.0]\r\n  def change\r\n    add_column :articles, :status, :integer, null: false, default: 0\r\n  end\r\nend<\/pre>\n<h3>\u30e2\u30c7\u30eb\u306e\u5b9a\u7fa9<\/h3>\n<p>enum\u3067\u540c\u540d\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u5b9a\u7fa9\u3057\u3001\u5024\u306e\u610f\u5473\u3092\u5b9a\u7fa9\u3059\u308b\u3002<br \/>\n\u4eca\u56de\u306f0\u304c\u516c\u958b\u30011\u3067\u4e0b\u66f8\u304d\u3068\u3044\u3046\u610f\u5473\u5408\u3044\u3092\u5b9a\u7fa9\u3057\u305f\u3002<\/p>\n<pre class=\"lang:default decode:true \" >class Article &lt; ApplicationRecord\r\n  enum status: { open: 0, draft: 1 }\r\nend<\/pre>\n<h3>\u30d5\u30a9\u30fc\u30e0\u753b\u9762<\/h3>\n<p>\u30d5\u30a9\u30fc\u30e0\u753b\u9762\u306b\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u3002<br \/>\n\u7b2c3\u5f15\u6570\uff1a\u30c1\u30a7\u30c3\u30af\u6642\u306e\u5024<br \/>\n\u7b2c4\u5f15\u6570\uff1a\u672a\u30c1\u30a7\u30c3\u30af\u6642\u306e\u5024<\/p>\n<p>\u3068\u306a\u308b\u306e\u3067\u3001enum\u3067\u5b9a\u7fa9\u3057\u305f\u5024\u3068\u5408\u308f\u305b\u308b\u3002<\/p>\n<pre class=\"lang:default decode:true \" >&lt;%= form.check_box :status, {}, \"draft\", \"open\" %&gt;<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Contents1 \u6982\u89812 \u74b0\u5883\u53ca\u3073\u524d\u63d03 \u65b9\u6cd5 \u6982\u8981 Active Record\u306eModel\u306benum\u306e\u5024\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u3001\u30d5\u30a9\u30fc\u30e0\u306b\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5\u306e\u30e1\u30e2\u3002 \u74b0\u5883\u53ca\u3073\u524d\u63d0 Ma &#8230; <\/p>\n","protected":false},"author":1,"featured_media":1278,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[32],"tags":[],"_links":{"self":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts\/1332"}],"collection":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1332"}],"version-history":[{"count":2,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts\/1332\/revisions"}],"predecessor-version":[{"id":1334,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/posts\/1332\/revisions\/1334"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=\/wp\/v2\/media\/1278"}],"wp:attachment":[{"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nobunobu1717.site\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}