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我从http://guides.rubyonrails.org/getting_started.html模型验证
型号/ post.rb
class Post < ActiveRecord::Base
validates :name, :presence => true
validates :title, :presence => true,
:length => { :minimum => 5 }
end
下面的例子,但它不工作
NoMethodError in PostsController#index
undefined method `validates' for #<Class:0x7f1fd7b6d750>
你正在运行哪个版本的Rails? 'rails -v' – neezer 2011-06-09 00:20:36
是的,它是2.xx版本,我解决了我的问题,符号链接到rails v3 – 2011-06-09 20:55:40