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在我的应用程序访问选定的项目,我有以下型号:滑轨属于模拟
# deposit.rb
class Deposit < ActiveRecord::Base
end
# account.rb
class Accounts < ActiveRecord::Base
has_may :payments
end
# payment.rb
class Payment < ActiveRecord::Base
belongs_to :account
end
在新的模板存款我遍历非常支付属于某个帐户:
# deposits_controller.rb
class DepositsController < ApplicationController
def new
@account = Account.find_by(name: "Foo")
@payments = @account.payments
end
def create
# i need to access the selected records here
end
end
# new.html.erb
<%= form_tag do |f| %>
<table class="table">
<thead class="thead-default">
<th>
</th>
<th>Received From</th>
<th>Date</th>
<th>Amount</th>
</thead>
<tbody>
<% @payments.each do |p| %>
<tr>
<td>
<%= check_box_tag :selected %>
</td>
<td><%= number_to_currency(p.amount) %></td>
</tr>
<% end %>
</tbody>
</table>
<%= submit_tag %>
<% end %>
我需要一种方式来访问每个付款,其中selected
复选框时提交表单被检查。什么是完成这个最好的方法?
名称访问值也有相匹配的Rails的期望。在允许选择一个或多个名称的情况下,名称应该与末尾具有'[]'的项目[]'相似,以表示“数组”。 – tadman