Warning: file_get_contents(/data/phpspider/zhask/data//catemap/2/ruby-on-rails/65.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Ruby on rails Rails无法将数据插入数据库_Ruby On Rails - Fatal编程技术网

Ruby on rails Rails无法将数据插入数据库

Ruby on rails Rails无法将数据插入数据库,ruby-on-rails,Ruby On Rails,我正在尝试从labs控制器的索引操作将数据插入订阅服务器。这是我的密码 查看HTML: <div class="container"> <form id="login"> <div class="subscribe"> <%= form_for @subscriber, :url => url_for(:controller => "subscribers", :action => "create" ),

我正在尝试从labs控制器的索引操作将数据插入订阅服务器。这是我的密码

查看HTML:

<div class="container">
  <form id="login">
    <div class="subscribe">
         <%= form_for @subscriber, :url => url_for(:controller => "subscribers", :action => "create" ), remote: true do |f| %>
            <%= f.label :name, 'SUBSCRIBE TO OUR NEWSLETTER' %>&nbsp;&nbsp;&nbsp;
                    <div id="subscribe-text">
            <%= f.email_field :email_address,placeholder: "email address",row:"3", :class => 'email_class' %>&nbsp;&nbsp;&nbsp;
          </div>
        <%= f.submit "Subscribe", :class => 'button_class' %>
              <% end %>
      </form>
      </div>

            </div>
控制台中的输出

Started GET "/home?subscriber%5Bemail_address%5D=ss%40w&commit=Subscribe" for 127.0.0.1 at 2018-06-06 23:19:57 +0530
Processing by LabsController#index as HTML
  Parameters: {"subscriber"=>{"email_address"=>"ss@w"}, "commit"=>"Subscribe"}
  Rendering labs/index.html.erb within layouts/labs
  Rendered labs/index.html.erb within layouts/labs (1.6ms)
Completed 200 OK in 19ms (Views: 18.0ms | ActiveRecord: 0.0ms)

不要将的
表单\u包装在
标记中。当您点击“提交”时,它返回一个简单的GET请求,用于标记,而不是
rails帮助程序的
form\u(已禁用)



如果你在浏览器中查看表单,URL将是什么,使用什么方法?它将是/subscribers with POST method你太棒了。非常感谢你。
class SubscribersController < ApplicationController

  def create
    @subscriber=Subscriber.new(subscriber_params)
    if @subscriber.save
      redirect_to root_path, notice: "Subscribed Successfully !"
    else
      redirect_to root_path, notice: "Subscription Failed !"
    end
  end

private
  def subscriber_params
    params.require(:subscriber).permit(:email_address)
  end
end
Rails.application.routes.draw do
  resources :subscribers
  root 'labs#index'
  get "home", :to => "labs#index"
end
Started GET "/home?subscriber%5Bemail_address%5D=ss%40w&commit=Subscribe" for 127.0.0.1 at 2018-06-06 23:19:57 +0530
Processing by LabsController#index as HTML
  Parameters: {"subscriber"=>{"email_address"=>"ss@w"}, "commit"=>"Subscribe"}
  Rendering labs/index.html.erb within layouts/labs
  Rendered labs/index.html.erb within layouts/labs (1.6ms)
Completed 200 OK in 19ms (Views: 18.0ms | ActiveRecord: 0.0ms)
<div class="container">
  <%= form_for @subscriber, url: url_for(controller: "subscribers", action: "create" ), remote: true, html: { id: 'login' } do |f| %>
    <%= f.label :name, 'SUBSCRIBE TO OUR NEWSLETTER' %>&nbsp;&nbsp;&nbsp;
    <div id="subscribe-text">
      <%= f.email_field :email_address, placeholder: "email address",row: "3", class: 'email_class' %>&nbsp;&nbsp;&nbsp;
    </div>
    <%= f.submit "Subscribe", class: 'button_class' %>
  <% end %>
</div>