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Ruby on rails 不使用分部的嵌套表单_Ruby On Rails - Fatal编程技术网
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Ruby on rails 不使用分部的嵌套表单

ruby-on-rails

Ruby on rails 不使用分部的嵌套表单,ruby-on-rails,Ruby On Rails,我想知道下面的代码是否正确 % form_for @survey do |f| %> <%= f.error_messages %> <p> <%= f.label :name %><br /> <%= f.text_field :name %> </p> <% f.fields_for :questions do |builder| %> <%= builder.

我想知道下面的代码是否正确

% form_for @survey do |f| %>
  <%= f.error_messages %>
  <p>
    <%= f.label :name %><br />
    <%= f.text_field :name %>
  </p>
  <% f.fields_for :questions do |builder| %>
  <%= builder.text_field :question %>
     <% builder.fields_for :answers do |answer|
     <p>Answer: <%= answer.text_field :answer %>
     <% end %>
 <% end %>

  <p><%= f.submit "Submit" %></p>
<% end %>

%form_for@survey do|f|%>





替换：


<% form_for @survey do |f| %>






与：





这里也是一样：


<% f.fields_for :questions do |builder| %>






替换为：


<%= f.fields_for :questions do |builder| %>






我想你已经明白了，你必须继续回答
问题
：）


<%= f.fields_for :questions do |builder| %>