{"title":"Rails\u3067Enum\u5143\u306e\u6570\u5024\u3092\u53d6\u5f97\u3059\u308b","provider_url":"https://hatena.blog","categories":["Rails"],"version":"1.0","author_url":"https://blog.hatena.ne.jp/kuronekopunk/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fakinobu.net%2Fentry%2F2017%2F12%2F13%2F230012\" title=\"Rails\u3067Enum\u5143\u306e\u6570\u5024\u3092\u53d6\u5f97\u3059\u308b - \u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"kuronekopunk","blog_title":"\u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044","blog_url":"https://akinobu.net/","width":"100%","published":"2017-12-13 23:00:12","provider_name":"Hatena Blog","description":"\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u306e\u5834\u5408 class User < ActiveRecord::Base enum role: { admin: 1, viewer: 2, other: 3 } ... Rails5\u306e\u5834\u5408 user = User.create(role: 1) user.role_before_type_cast # => 1 # \u3082\u3057\u304f\u306f user.class.roles[user.role] # => 1 Rails4\u4ee5\u524d\u306f user = User.create(role: 1) user[:role] # => 1 Rails5\u30674\u4ee5\u524d\u306e\u3092\u8a66\u3059\u3068 user = User.create(role\u2026","image_url":null,"height":"190","type":"rich","url":"https://akinobu.net/entry/2017/12/13/230012"}