method
emitted_hidden_id?
v3.1.0 -
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- Class:
ActionView::Helpers::FormBuilder
emitted_hidden_id?()public
No documentation available.
# File actionpack/lib/action_view/helpers/form_helper.rb, line 1334
def emitted_hidden_id?
@emitted_hidden_id ||= nil
end 1Note
The purpose of this method
This method keeps track of whether a hidden id field needs to be created when the form builder is generating fields for a nested model. It gets set to true by #hidden_field when that method is used to create a field named 'id'.
Here's an example of what this can be useful for: http://railsforum.com/viewtopic.php?id=39640