yer*_*syl 7 ruby ruby-on-rails ruby-on-rails-4 cocoon-gem
我有同样的问题,因为这 一个
但那个解决方案对我没有帮助.这是我强大的参数:
def request_params
params.require(:request).permit(:name, :address, :phone, :mobile, :type,
:filled_cartridges_attributes => [:cartridge_name,:client_id,,
:count,:_destroy,:id], Run Code Online (Sandbox Code Playgroud)
所以我有:_destroy和:id.之前的家伙忘记添加:id to strong params.添加id解决了他的问题.
这是我的请求模型:
has_many :filled_cartridges, inverse_of: :request, dependent: :destroy
accepts_nested_attributes_for :filled_cartridges, :reject_if => :all_blank, allow_destroy: trueRun Code Online (Sandbox Code Playgroud)
这就是提交后params的样子:
request:
...some params....
filled_cartridges_attributes: !ruby/hash:ActionController::Parameters
'0': !ruby/hash:ActionController::Parameters
cartridge_name: HP LaserJet3000
_destroy: 'false'
id: '1'
'2': !ruby/hash:ActionController::Parameters
cartridge_name: new 9
_destroy: '1'
id: '13'Run Code Online (Sandbox Code Playgroud)
这里应该销毁第二个.但事实并非如此.
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